Answer:
B) b=13
Step-by-step explanation:
13-4x is the same as -4x+13
What is the distance between points A and B?
0-6 units
-1 units
O 5 units
O6 units
Step-by-step explanation:
d 6 units .................
The distance between the points A and B is given by D = 6 units
What is the distance between two points?Let the two points be A ( x₁ , y₁ ) and B ( x₂ , y₂ )
The distance from A to B is the same as the distance from B to A
Distance between two points is the length of the line segment that connects the two points in a plane.
The formula to find the distance between the two points is usually given by D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
This formula is used to find the distance between any two points on a coordinate plane or x-y plane
Given data ,
Let the distance between 2 points be represented as D
Now , let the first point be P ( -5 , 0 )
Let the second point be Q ( 1 , 0 )
Now , distance D = √( ( x₂ – x₁ )² + ( y₂ – y₁ )²)
On simplifying , we get
D = √ ( -5 - 1 )² + ( 0 )²
D = √ ( 6 )²
D = 6 units
Hence , the distance is 6 units
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Rob collects data about how many customers enter and leave a store every hour. He records a positive number for additional customers entering the store each hour and a negative number for customers leaving the store each hour. Drag and drop the correct choices into the boxes to complete the answers to the questions.
1) 3:00 to 4:00
The absolute value of the number of people leaving is greater than the absolute value of the number of people entering.2) 103
From 1:00 to 2:00, a total of 14 more people entered, meaning there were 99 people.From 2:00 to 3:00, a total of 8 more people entered, meaning there were 107 people.From 3:00 to 4:00, a total of 4 people left, meaning there were 103 people.The required solution is 4:00 to 5:00 and 87 customers.
It is required to fill in the blanks.
What is arithmetic?The arithmetic refers to working with numbers by doing addition, subtraction, multiplication, and division. Fractions, decimals, percentages, fractions, square root, exponents, and other arithmetic operations are used to achieve mathematical simplifications.
Given:
According to question , Initially, there were 75 customers.
From 1:00 to 2:00, a total of 30 more people entered, meaning there were
75 + 30 - 12
= 93 people.
From 2:00 to 3:00, a total of 14 more people entered, meaning there were
93 + 14 - 8
= 99 people.
From 3:00 to 4:00, a total of 18 people entered, meaning there were
99 + 18 - 30
= 87 people.
4:00 to 5:00 : If the store does not accept any more customers except those who are already inside then, all 87 must leave between 4:00 to 5:00 in order to left from the store by 5:00.
Therefore, the required solution is 4:00 to 5:00 and 87 customers.
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Two car services charge different rates. A charges .60 per mile plus 3.00initial charge B charges .75 per mile mile traveled . the situation is modeled bu this system where x is the number of miles traveled and y is the charge for that distance ,in cents. How many miles must each car travel for the charges to be equal and ehat is the charge for that distance
The charges will be equal when each car travels 2000 miles. To find the charge for that distance, we substitute x = 2000 into either equation.
To determine the number of miles at which the charges for the two car services, A and B, are equal, we can set up an equation based on the given information.
Let's represent the charge for car service A as y_A and the charge for car service B as y_B. We can set up the following equations:
For car service A: y_A = 0.60x + 300 (in cents)
For car service B: y_B = 0.75x (in cents)
To find the number of miles at which the charges are equal, we set y_A equal to y_B and solve for x:
0.60x + 300 = 0.75x
Subtracting 0.60x from both sides:
300 = 0.15x
Dividing both sides by 0.15:
x = 300 / 0.15
x = 2000
Therefore, the charges will be equal when each car travels 2000 miles. To find the charge for that distance, we substitute x = 2000 into either equation. Let's use the equation for car service A:
y_A = 0.60(2000) + 300
y_A = 1200 + 300
y_A = 1500 cents or $15.00
So, when each car travels 2000 miles, the charges will be equal at $15.00.
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I will mark Brainy just help!!!!
Answer:
D
Step-by-step explanation:
Monica hizo galletas de dos tamaños como se muestra en la imagen. ¿Cuánto mide el lado Z de la galleta más grande?
While studying a 100 square mile area of jungle, a researcher finds 50 monkeys. Predict how many monkeys might inhabit a 1,500 square mile jungle.
Answer:
750 monkeys (probable chance)
Step-by-step explanation:
100 : 50
100 square miles to a 2:1 ratio of 50 monkeys
Simply, insert the new area into the ratio to get the result.
1500 ---> 2:1
1500/2 = 750
1500:750
Thus, there would probably be 750 monkeys inhabiting a 1,500 square mile jungle.
find the bearing of a from b
find the bearing of b from a
Answer:
130° and 310°
Step-by-step explanation:
the bearing of A from B is the measure of the clockwise angle from a north line at B to A
the angle at B and A are same- side interior angles and sum to 180°
angle at B = 180° - 50° = 130°
the bearing of A from B is then 130°
the bearing of B from A is the measure of the clockwise angle from the north line at A to B
the complete angle about A = 360° then clockwise angle from north line at A to B is
360° - 50° = 310°
the bearing of B from A is 310°
The number of three-digit numbers with distinct digits that can be formed using the digits 1, 2, 3, 5, 8, and 9 is what
. The probability that both the first digit in the last digit of the three digit number are even numbers is what
The requried, probability that both the first digit in the last digit of the three-digit number is even numbers is 20%.
To count the number of three-digit numbers with distinct digits that can be formed using the digits 1, 2, 3, 5, 8, and 9, we can use the permutation formula:
P(n, r) = n! / (n-r)!
In this case, we have n = 6 (since we have 6 digits to choose from) and r = 3 (since we want to form three-digit numbers). Using the formula, we get:
P(6, 3) = 120
We can choose the first digit in two ways (2 or 8), and we can choose the last digit in three ways (2, 8, or 6). For the middle digit, we have four digits left to choose from (1, 3, 5, or 9), since we cannot repeat digits. Therefore, the number of three-digit numbers with distinct digits that have an even first and last digit is:
2 x 4 x 3 = 24
The total number of three-digit numbers with distinct digits is 120, so the probability that a randomly chosen three-digit number with distinct digits has an even first and last digit is:
24/120 = 0.2 or 20%
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Mai has proven that triangle WYZ is congruent to triangle WYX using the Side-Side-Side Triangle Congruence Theorem. Since corresponding parts of
congruent triangles are congruent, angle ZWY is congruent to angle XWY and angle ZYW is congruent to angle XYW.
True or False: Mai can now conclude that diagonal WY bisects angles ZWX and ZYX.
True
O False
It is true, Mai can conclude that the diagonal WY bisects the angles ZWX and ZYX
Since Mai has proven triangles WYZ and WYX to be congruent by the SSS triangle Congruence Theorem, she can conclude that:
Diagonal WY bisects angles ZWX and ZYX because:
all corresponding parts of both triangles are congruent. (Option A).
If two triangles are proven to be congruent to each other, it means that all three pairs of corresponding sides and angles of both triangles are congruent and equal to each other.
Thus, since Mai has proven triangles WYZ and WYX to be congruent by the SSS Triangle Congruence Theorem, therefore, all corresponding parts of both triangles are congruent.
If this is so, then Mai can conclude that angles ZWX and ZYX are bisected by diagonal WY. (Option A is correct).
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Can someone help me with 9-12 write an algebraic statement that illustrates the property please?
Answer:
I will help you if you need help. Lol not gonna lie, I am also completing my work so that is why I am not able to answer sometimes, but I will help you right now.
A bowl contained 59.16 grams of salt. Then, Omar poured in another 13.2 grams. How much salt does the bowl contain now?
Answer: 72.36
Step-by-step explanation:
To find the total amount of salt in the bowl after Omar poured 13.2 grams, we need to add the initial amount of salt in the bowl to the amount of salt Omar added.
The initial amount of salt in the bowl was 59.16 grams.
Omar added 13.2 grams of salt to the bowl.
To find the total amount of salt in the bowl now, we add these two amounts: 59.16 + 13.2 = 72.36
Therefore, the bowl contains 72.36 grams of salt now.
Each of 6 students reported the number of movies they saw in the past year. Here is what they reported. 14, 11, 15, 19, 12, 10 Send data to calculator Find the mean number of movies that the students saw. If necessary, round your answer to the nearest tenth. movies X Ś
The mean number of movies that the students saw is 13.5 (rounded to the nearest tenth).
To find the mean number of movies the students saw, you need to calculate the average of the given data. Here are the reported numbers of movies seen by the 6 students: 14, 11, 15, 19, 12, 10.
To calculate the mean, you sum up all the reported numbers and divide by the total number of students. In this case, the total number of students is 6.
So, let's calculate the mean:
(14 + 11 + 15 + 19 + 12 + 10) / 6 = 81 / 6 = 13.5
Therefore, the mean number of movies that the students saw is 13.5 (rounded to the nearest tenth).
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Find the relative rate of change at the given value of . Assume is in years and give your answer as a percent
Answer:
84.37 %.
Step-by-step explanation:
The question is shown in the attached figure.
We have,
\(f(t)=2t^3+10,\ t=3\)
We can find the value of f(t) at t = 3,
\(f(3)=2(3)^3+10\\\\f(3)=64\)
Finding f'(t).
\(f'(t)=6t^2\)
Finding f'(t) at t = 3
\(f'(3)=6(3)^2\\\\=54\)
The relative change is calculated as :
\(\dfrac{f'(t)}{f(t)}=\dfrac{54}{64}\\\\=0.8437\)
In percentage rate of change,
\(\dfrac{f'(t)}{f(t)}=0.8437\times 100\\\\=84.37\%\)
Hence, the required percent change is 84.37 %.
Which angles below are equal to ∠CDB?
Answer:
(x) ∠CAB
Step-by-step explanation:
In ΔCOD and ΔBOA
\(\frac{OA}{OB} = \frac{OD}{OC} \\\\\implies \frac{OC}{OB} = \frac{OD}{OA}\)
Also,
∠COD = ∠BOA (vertically opposite angles)
⇒ ΔCOD and ΔBOA are similar
⇒ ∠CDO = ∠BAO
⇒ ∠CDB = ∠BAC
⇒ ∠CDB = ∠CAB
Margot needs to gallons of paint for his living room he has 10 quarts of paint is that enough
Answer:
"Quart" is shorthand for "quarter of a gallon." So that means there are 4 quarts in each gallon. Which means 8 quarts in 2 gallons.
So if he's got 10 quarts, that means 2 and a half gallons.
Step-by-step explanation:
which choice represents the fraction below as a single exponential expression
The fraction can be represented as follows:
\(\frac{6^8}{6^8} = 6^0\)
How to write this as a single fraction?Remember the rule for exponents:
\(\frac{a^n}{a^m} = a^{n - m}\)
So we just need to subtract the exponents
Here we have the following quotient:
\(\frac{6^8}{6^8}\)
Using the rule above, we can rewrite that fraction as follows:
\(\frac{6^8}{6^8} = 6^{8 - 8} = 6^0\)
So the exponent at the end is zero, this means that the correct option is B.
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help!!!! please <33333
Hello!
For this you would just need to multiple straight across. Here's how you would set it up:
3/4 ·1/8
Then you would multiple 3 x 1 = 3
And 4 x 8 =32
Your answer should be 3/32, it cannot be simplified so that is the final answer :).
A rectangular piece of paper is 10 inches wide and 16 inches long. What is its perimeter?
Since the paper is rectangular, opposite sides of the paper are congruent.
The perimeter of the paper is given by the sum of all sides, so we have:
\(\begin{gathered} P=2\cdot length+2\cdot width\\ \\ P=2\cdot16+2\cdot10\\ \\ P=32+20\\ \\ P=52\text{ inches} \end{gathered}\)Therefore the perimeter of the paper is 52 inches.
A packaging factory fills 450 LB of dry dog food into bags that hold 40 LB each how many Full bags will the factory pack
Help me pls
Jack’s school bag contains 8 books each of weight 3/8 pounds, and 6 folders of weight 1/2 pound. b) What fraction of the total weight is folders?
Answer:
6 pounds
Step-by-step explanation:
3/8×8/1=24/8=3
6/1×1/2=6/2=3
3+3=6
What is the equation for Chin’s charges needed to solve the system and find the cost of the initial and additional hours?
The equation, in slope-intercept form is y = 0.75x + 1.75
How to determine the equation, in slope-intercept formThe equation for total cost can be represented in slope-intercept form as:
y = mx + b
where y is the total cost, x is the number of tacos,
m is the slope (the cost per taco), and b is the y-intercept (the cost of the drink).
So in this case,
m = 0.75 (the cost per taco),
b = 1.75 (the cost of the drink), and
x is the number of tacos.
So, the equation is:
y = 0.75x + 1.75
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Complete question
Chin is sells food at a local taco truck. She sells a soda which costs $1.75. Tacos cost $0.75 each.
What is the equation for Chin’s charges needed to solve the system and find the cost of the initial and additional hours?
Solve for C
-1.3 = -0.8+c/3.4
Find the volume of the triangular prism.
18 ft12 ft20 ft15 ft15 ft
B =
1
2
bh =
1
2
(18)(12) = 108
V = Bh = (()(20)) = ft3
The volume of the triangular prism is 2,160 ft³.
How to find the prism's volume?The volume of a triangular prism can be calculated using the formula V = BH, where B is the area of the base of the triangle and H is the height of the prism.
In this case, the base of the triangle is 1 / 2 bh = 1 / 2 (18 x 12) = 108 square ft. The height of the prism is 20 ft. Therefore, the volume of the triangular prism is V = Bh = ((108 sq ft) (20 ft)) cubic ft = 2,160 ft³.
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The price of a television is reduced by 18% to $1722. What was the original price?
Answer:
The original price of the television was $2,100.
Step-by-step explanation:
To solve this problem, let's turn the question into a math problem that we can solve.
The original price of the television reduced by 18% of the original price of the television equals $1,722.
x - 0.18x = 1,722
x = original price of television
Now, let's solve the equation!
x - 0.18x = 1,722 [Combine like terms]
0.82x = 1,722 [Divide both sides by the coefficient of x, 0.82]
x = 2,100
Since we found x and have established earlier that the original price of the television was x, we now know that the original price of the television was $2,100.
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Have a GREAT day!!!
For this question “ followed by a number will mean to the power of.
I need the solution for x,y, and z with steps please
(3*5)”4*(2*3)”5*(2*5)”7= 2”x*3”y*5”z
Please and thank you
The solution for x, y, and z is x = 2, y = 2, and z = 2.
To solve the equation (35)"4(23)"5(25)"7 = 2"x3"y*5"z, let's break it down step by step:
Simplify the expressions within the parentheses using the power of operator ("^").
\((35)"4 = 15^4\\(23)"5 = 6^5\\(2\times5)"7 = 10^7\)
Apply the power rule of exponents, which states that \((a^b)^c = a^{(b\times c).\)
\(15^4 \times 6^5 \times 10^7 = (15610)^{(4+5+7)\)
Simplify the expression within the parentheses.
\((15610)^{16 }= 900^{16\)
Express both sides of the equation in terms of prime factors.
\(900 = 2^2 \times 3^2 \times 5^2\)
quate the powers of the prime factors on both sides of the equation.
\(2^2 \times 3^2 \times 5^2 = 2"x \times 3"y \times 5"z\)
From this, we can conclude that x = 2, y = 2, and z = 2.
Therefore, the solution for x, y, and z is x = 2, y = 2, and z = 2.
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help please with this question
Answer:
Step-by-step explanation:
7x - 2 = 3x + 38
4x - 2 = 38
4x = 40
x = 10
7(10) - 2 = 70 - 2= 68
Can someone please help me with both I will mark u brilliant
Answer: Question 5 is 18
Question 6 is 11
Step-by-step explanation:
6³=216. Using exponents, write three expressions whose value is 216.
Please help I don't understand.
9514 1404 393
Answer:
216 = 2³·3³ = 8·3³ = 27·2³
Step-by-step explanation:
6³ = 2·2·2·3·3·3
The string of factors can be grouped however you like, and any repeated factors in the group can be expressed using an exponent.
= 2·2²·3³
= 8·3³
= 6·2²·3²
= 6·6²
= 27·2³
Pls answer this for brainliest A refrigerator worth Rs.58000 is offered for sale at Rs.45000. What per cent discount is offered during the sale?
Discounts are used to reduce the price of items
The percentage discount during the sale is 22.41%
How to calculate the percentage discountThe given parameters are:
Worth = Rs 58000
Selling price = Rs 45000
Start by calculating the discount amount
Discount = Worth - Selling Price
So, we have:
Discount = Rs 58000 - Rs 45000
Discount = Rs 13000
The percentage discount is then calculated as:
\(\% Discount = \frac{Discount}{Worth}\)
This gives
\(\% Discount = \frac{13000}{58000}\)
Simplify
\(\% Discount = 22.41\%\)
Hence, the percentage discount during the sale is 22.41%
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A line passes through the points (4,17) and (7,20). Write a linear function rule in terms of x and y
for this line.
The linear function rule is y=?
Answer:
The linear function rule is \(\mathbf{y=x+13}\)
Step-by-step explanation:
A line passes through the points (4,17) and (7,20). Write a linear function rule in terms of x and y
for this line.
The function rule is of form: y=mx+b
Where m is slope and b is y-intercept
Finding slope using formula: \(Slope=\frac{y_2-y_1}{x_2-x_1}\)
We have \(x_1=4, y_1=17, x_2=7, y_2=20\)
Putting values and finding slope
\(Slope=\frac{y_2-y_1}{x_2-x_1}\\Slope=\frac{20-17}{7-4}\\Slope=\frac{3}{3}\\Slope=1\)
Finding y-intercept b
Using the point (4,17) to find y-intercept b
\(y=mx+b\\17=1(4)+b\\17=4+b\\b=17-4\\b=13\)
So, the linear function rule is:
\(y=mx+b\\y=1x+13\\\mathbf{y=x+13}\)
The linear function rule is \(\mathbf{y=x+13}\)
A line passes through the points (4,17) and (7,20).
The linear function rule is y= 1x+13
Given :
A line passes through the points (4,17) and (7,20).
The linear function is y=mx+b where m is the slope
lets find out slope using formula
\(m=\frac{y_2-y_1}{x_2-x_1} \\(4,17) and (7,20)\\m=\frac{20-17}{7-4}=1 \\\)
Slope of the line using the given points is 1
Lets pick any one point (4,17) and use slope to find function rule y
y=mx+b
x is 4 and y is 17 and m=1
\(17=1(4)+b\\17=4+b\\17-4=b\\13=b\)
Replace the value of 'b' and write the equation
\(y=mx+b\\y=1x+13\)
The linear function rule is y= 1x+13
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