Answer:
Your answer is correct here's an example.
Step-by-step explanation:Viruses are like hijackers. They invade living, normal cells and use those cells to multiply and produce other viruses like themselves. This can kill, damage, or change the cells and make you sick. Different viruses attack certain cells in your body such as your liver, respiratory system, or blood
CAN SOMEONE PLS HELP ME PLSSS I HAVE TO GET IT DO BEFORE TONIGHT ( ill give a brainliest to fill the worksheet out plss) (no point stealing) ( 100 points) PLS HELP
You are about to begin work on a swimming pool in your yard. The first step is to have a hole dug that is 5 yards long, 4 yards wide, and 8 yards deep. You will use a truck that can carry 15 cubic yards of dirt and charges $ 10 per trip. How much will it cost you to have all the dirt hauled away?
Answer:
$110
Step-by-step explanation:
First, find how many cubic yards of dirt will be dug up:
Use the volume formula, V = lwh
Plug in the values:
V = lwh
V = (5)(4)(8)
V = 160
Now, divide this by 15 to find how many trips it will take:
160/15
= 10.67
Round this to the nearest whole number:
10.67
= 11
Multiply this by 10 to find the price:
11(10)
= 110
So, it will cost $110 to have all the dirt hauled away
The cost will be equal to $110.
What is an expression?Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
Numbers (constants), variables, operations, functions, brackets, punctuation, and grouping can all be represented by mathematical symbols, which can also be used to indicate the logical syntax's order of operations and other features.
First, find how many cubic yards of dirt will be dug up using the volume formula, V = lwh
Plug in the values:
V = lwh
V = (5)(4)(8)
V = 160
Now, divide this by 15 to find how many trips it will take:
=160/15
= 10.67
Round this to the nearest whole number:
=10.67
= 11
Multiply this by 10 to find the price:
Cost =11(10)
Cost = 110
Therefore, the cost will be equal to $110.
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Worth 15 pts.
Choose the correct answer
Answer:
Its c. c = 50.
Step-by-step explanation:
First, we need to figure out what the equation equals.
7 + 7/7 + 7*7 - 7 = x
PEMDAS
Parentheses, exponents, division/fraction, addition, subtraction.
7/7 = 1. So equation changed into 7 + 1 + 7*7 - 7 = x.
7*7 = 49. So equation changed again into 7 + 1 + 49 - 7.
Lets calculate it. 7 + 1 = 8 + 49 = 57 - 7 = 50. x = 50.
c is the only one who has a calculation of 50.
HELP PLS ASAP.I LOST SO MY POINTS
A car has 15 gallons of gas in its tank. The car travels 35 miles per gallon of gas. It uses 135 of a gallon of gas to go 1 mile. How much gas does it use to go 100 miles?
2.86 gallons
Step-by-step explanation:
If 1/35 gallon of gas = 1 mile
To travel 100 miles,
1/35 * 100
= 0.0286 * 100
= 2.86 gallons
Therefore, the car needs 2.86 gallons of gas to travel 100 miles
20 points to whoever gets these right!! <3
Answer:
1st one 8/20
Step-by-step explanation:
A sporting goods store is having a sale in which all sleeping bags are discounted by 20%. Priya has a coupon for $5 off the regular price of a sleeping bag. The store first applies this coupon and then takes 20% off the reduced price. If Priya pays $34.40 for the sleeping bag, what was the original price, x, before the sale and without the coupon?
the original price was "x", which oddly enough is the 100%.
now, let's pluck out of "x" 5 bucks, so that makes it "x-5", that's our new adjusted 100%, from which the lady at the counter is happy to apply a 20% discount. Now, if the lady discounts 20% off of that "x-5" amount, what Priya is really paying for the sleeping bag is just 100% - 20% = 80%, and we happen to know that that 80% was really $34.40.
now, if "x - 5" is the 100%, and we know that 34.40 is the 80%, what the heck is "x"?
\(\begin{array}{ccll} amount&\%\\ \cline{1-2} x-5 & 100\\ 34.40& 80 \end{array} \implies \cfrac{x-5}{34.40}~~=~~\cfrac{100}{80} \implies \cfrac{ x-5 }{ 34.40 } ~~=~~ \cfrac{ 5 }{ 4 } \\\\\\ 4x-20=172\implies 4x=192\implies x=\cfrac{192}{4}\implies x=48\)
please write a function for the points (1/3,0) (-2 3/4,0) and (0,-5) and explain the steps.
thank you!
The function for the points are y = -15x - 5
How to determine the functionFrom the information given, we have that;
The points are;
(1/3,0) (-2 3/4,0) and (0,-5)
Using the point-slope form of a linear equation, we have;
y - y₁ = m(x - x₁)
Such that;
m is the slope of the liney - y₁ and (x - x₁) are the pointsUsing (1/3, 0) and (0, -5), we have that the slope is;
m = (0 - (-5))/0 -1/3)
expand the bracket
= 5 / (-1/3)
= -15
Now, take any of the given points and substitute the values
Using (1/3, 0), we get;
y - 0 = -15(x - 1/3).
y = -15x - 5.
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The function for the points solved by (1/3,0) (-2 3/4,0) and (0,-5) solved by point slope form is \(a=-15b-5\)
We have given the points:
(1/3,0) (-2 3/4,0) and (0,-5)
Using the formula of linear equation
\(a-\)\(a_{1}\)\(=x[b-b_{1}]\)
Where we will consider (1/3,0) = \(a-a_{1}\) and (0,-5) = \(b-b_{1}\)
that is 1/3 = \(a\), 0 = \(a_{1}\) and
0 = \(b\), -5 = \(b_{1}\)
\(x\) refers to the slope of line (take any variable)
Now for finding the value of \(x\),
\(x=a-a_{1}/b-b_{1}\)
inserting the values,
\(x=[0-[-5]]/[0-1/3]\\x= -15\)
Substitute the value of \(x\) in the equation
\(a-0=-15[b-1/3]\)
By simplifying the equation, we get
\(a=-15b-5\)
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i dont understand how to do 9, 10, 11, and 12.
instead of solving it, can you give me an example of how to solve each?
Answer:
9)Okay, let’s replace the numbers. (3m/1n)^-3Distribute the exponent. (3m)^-3 / (1n)^-3To get rid of the fact that th exponents are negative, we can flip the fraction!(1n)^3 / (3m)^3Now we distribute the exponent to the numbers and variables1n^3 / 27m^3That is your example answer for #9. 10. -(2a)^-2 b°Anything to the power of 0 is 1. -(2a)^-2Since we have a negative exponent, flip the fraction-(1/(2a)^2)-1/4a^2That is your example answer for 10. 11) 2m^-1/3(ab)^-4c^-7Flip the exponents with negative powers to make it positive2(ab)^4 c^7 / 3mdistribute the 4 exponent 2a^4b^4c^7/3mThat is your example answer for 11. 12) 4 x y^-1 z^0 / v^-3Anything to the power of 0 is 1. 4 x y^-1 / v^-3Flip the variables that have a negative exponent. 4xv^3/yThat is your example answer for 12
Step-by-step explanation:
Which number line represents the solutions to |-2x| = 4?
Answer:
Step-by-step explanation:
Your answer is c
the absolute value of -2x would be positive 2x making x =2 and -2
Simplify -15- |-7.5|
Answer:
-22.5
Step-by-step explanation:
-15- |-7.5|
after taking the absolute value off, -7.5 would become positive 7.5. But then the negative outside the absolute value makes it negative again.
-15-7.5
=-22.5
The simplified expression -15 - |-7.5| is equal to -22.5.
To simplify the expression -15 - |-7.5|, we'll follow these steps:
Evaluate the absolute value: |-7.5|.
The absolute value of a number is its distance from zero on the number line. In this case, |-7.5| is equal to 7.5 because 7.5 units away from zero.
Substitute the absolute value into the expression:
-15 - 7.5.
Perform the subtraction:
-15 - 7.5 = -22.5.
Therefore, the simplified expression -15 - |-7.5| is equal to -22.5.
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Julie is painting a mural on a rectangular wall in her school. The wall is 20.5
feet long and 10
feet wide. So far, her mural covers 20%
of the wall. She will paint the remaining part of the wall over the next four days. She will paint the same amount of the wall on each of those four days.
How much of the wall, in square feet, will Julie paint on each of the next four days?
Enter your answer in the space provided.
the wall she's using for the mural is (20.5)(10) = 205 ft², so far she has done 20% of that, well, she still has 100% - 20% = 80% to go on the next four days, so on the next four days she'll be doing 80% of 205 ft².
\(\begin{array}{|c|ll} \cline{1-1} \textit{\textit{\LARGE a}\% of \textit{\LARGE b}}\\ \cline{1-1} \\ \left( \cfrac{\textit{\LARGE a}}{100} \right)\cdot \textit{\LARGE b} \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{80\% of 205}}{\left( \cfrac{80}{100} \right)205}\implies 164~ft^2\)
Rewrite the following without an exponent. Should look like a fraction not a decimal.
Answer:
1/8^2
Step-by-step explanation:
i thnk this is the answer
2.3-7
Given f(x)=x-3 and g(x)=x+2, find (f+g)(2).
O A. -1
O B. 9
O C. 3
O D. 5
Answer:
3
Step-by-step explanation:
The 2 in () tells you what x is.
f(x)=2-3
=-1
g(x)=2+2
=4
(f+g)=
(-1)+4=3
please help me and give me an explanation
Hello!
Let's get important information in the exercise:
mean height of 32 students = 1.515 metresmean height of 14 boys = 1.56 metresFirst, we need to know the total height (sum all students height). So, we can multiply the number of students by the mean height:
\(\boxed{\mathrm{32\:students \cdot 1.515\:m = 48.48m}}\)
Now, we need to know the total height of the boys, likewise:
\(\boxed{\mathrm{14\:boys \cdot 1.56m =21.84m }}\)
At this moment, we also need to know the total height of the girls. It's simple, just subtract:
\(\boxed{\mathrm{48.48m - 21.84m = 26.64m}}\)
Finally, calculating the mean height of the girls (just divide the total height by the number of girls):
\(\boxed{\mathrm{\dfrac{\:\:\:26.64m\:\:\:}{18\:girls}=1.48m}}\)
So, the mean height of the girls equals 1.48.
Hope this helps! :)
Help asap! 40 points
Given d || e.
∠1 and ∠2 are ___
vertical
corresponding
complementary
supplementary
angles.
∠6 and ∠8 are ___ angles. (same options as first one)
∠1 and ∠5 are ___ angles. (same options as first one)
Answer:
∠1 and ∠2 are supplementary angles.
∠6 and ∠8 are vertical angles
∠1 and ∠5 are corresponding angles.
Step-by-step explanation:
∠1 and ∠2 lie on a straight line which will always add up to 180 degrees or supplementary.
∠6 and ∠8 lie opposite each other on the transversal (intersecting line) and are equal.
<1 and <2 are Supplementary angles
<1 and <5 are Corresponding angles
<6 and <8 are Vertical angles
Given that d II e
when a transversal intersects two parallel lines the following conditions are true:
Supplementary angles are those angles when the sum of two angles is equal to 180 degrees. Since <1 and <2 are on either side of the transversal their sum is equal to 180 degrees hence why it's a supplementary angle.
Vertical angles form 4 angles when a line intersects them and the two angles are opposite to each other. In this case <6 and <8 are opposite each other hence why they are vertical angles.
Corresponding angles are the angles that are in the same position on each of the parallel lines and on the same side of the transversal. In this case both <1 and <5 are on the same side of the transversal on each of the parallel lines hence why they are corresponding angles
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who ever is correct first and fast is going to be givin brainliest if i can figer it ouy
Answer:
3 1/3
Step-by-step explanation:
2/3 x 5 = 10/3 = 3 1/3
Answer:
\(3\frac{1}{3}\) litres
Step-by-step explanation:
Each container has 2/3 of drink in it, so to find the amount of drink in all 5, we multiply by 2/3 by 5:
\(5*\frac{2}{3} =\frac{10}{3} =3\frac{1}{3}\)
Continue the division of 1/6 for 2 more decimal places. What do you notice? Answer in a complete sentence.
Answer:
1/6 is equal to 0.166666667; 1/6 is 0.17 if rounded to the hundredth place.
Step-by-step explanation:
divide 1 by 6.
Round it up
Randy weighs 50 pounds and his father weighs 160 pounds. What is the difference in their weights?
A. 100 lb.
B. 110 lb.
C. 120 lb.
D. 125 lb.
(Would like a explaination too btw)
Answer:
This looks pretty easy. Is this a trick question or what? I might be wrong but the answer seems to be B. 110 lb.
Step-by-step explanation:
Solution:
Given,
weight of Randy = 50 pounds
weight of his father = 160 pounds
difference in their weights = ?
Now,
difference in their weights =
weight of his father - weight of Randy
= 160 - 50
= 110 pounds
Therefore, the difference in their weights is 110 pounds.
How much are you charged if you use 4 therms of gas?
A.) $23
B.) $22
C.) $21
(5/2) d - 3/2 = -1/2
Answer:
d=2/5
Step-by-step explanation:
Mackey invested some money in an account paying 6% interest for one year. She invested $1000 more than this amount in an account paying 8.5%. How much did she invest in total if the total interest earned in the year was $737.50?
Step-by-step explanation:
Let's assume the amount Mackey initially invested in the 6% account is x dollars.
According to the given information, Mackey invested $1000 more than x in the 8.5% account, which means she invested (x + $1000) dollars in that account.
The total interest earned from the 6% account would be 0.06x dollars, and the total interest earned from the 8.5% account would be 0.085(x + $1000) dollars.
The total interest earned in the year is given as $737.50, so we can set up the equation:
0.06x + 0.085(x + $1000) = $737.50
Simplifying the equation:
0.06x + 0.085x + 0.085($1000) = $737.50
Combining like terms:
0.145x + $85 = $737.50
Subtracting $85 from both sides:
0.145x = $737.50 - $85
0.145x = $652.50
Dividing both sides by 0.145:
x = $652.50 / 0.145
x ≈ $4500
Therefore, Mackey initially invested approximately $4500 in the 6% account, and she invested $1000 more, which means she invested a total of $5500.
$4500
$4500
$4500
$4500
I have 60% on my iPad and my brother has 90% on his how much more percentage I need as a fraction.
Answer:
1/3
Step-by-step explanation:
just convert it?
3/10
Step-by-step explanation:
60% is the same as 60/100
90% is the same as 90/100
90-60=30
30/100
30/100 is divided by 10 on each side to simplify it to 3/10
4 Julie selects a card at random from the shape
cards shown.
good
What is the probability that the card Julie
selects shows a polygon?
F 50%
H 33%
J 663%
G 834%
Answer:
the answer is H
Step-by-step explanation:
i know this because its always less if theres more than two
Find The Area of The Composite Figure
Answer:
Area = 25 square units
Step-by-step explanation:
Parallelogram : b =(6 - 1) = 5 h, = 2
Rectangle : length= (8 - 3) = 5units, width= (5 - 2) = 3 units
Area of Parallelogram = b x h = 5 x 2 = 10
Area of Rectangle = Length x Breadth = 5 x 3 = 15
Total Area = 10 + 15 = 25 square unit
pleaseee answer right ill give brainliest
Answer:
-3 coins per wish
Step-by-step explanation:
Answer:
-3 coin per wish
Step-by-step explanation:
because every time she makes a with she loses 3 coins
what would x+2y=-2 in slope intercept form?
Answer:
y= - 1/2*x -1
Step-by-step explanation:
HELP MEEEEE!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
What is: 4 3over10 X 6 3over10
Answer:
27.09
Step-by-step explanation:
43/10 x 63/10
= (43 x 63) / (10 x 10)
= 2709/100
= 27.09
Answer: 27.09 or 2709/100
or 2,709 if you're doing it by tenths
Step-by-step explanation:
Help me please it confusing and due in a few hours.
All you have to do is look for the letter and match it with the problem