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earnstyle [38]
3 years ago
13

a roll of paper is 11.8 inches by 78.7 inches you need cover wall that is 28 inches by 85 inches how many rolls of paper is need

ed
Mathematics
1 answer:
Delvig [45]3 years ago
3 0

we need 2.56 rolls of toilet paper

i found this my multiplying 11.8x78.7=982.66

next, i multiplied 28x85=2380

and finally, we divide 2380/982.66

and our answer is: 2.56

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charle [14.2K]

Answer:

water + vinegar = 24 oz

W + V = 24

Also, we know V = 2 W       add 2 parts of vinegar to 1 part water

2W + W = 24 oz

W = 8 oz

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5 0
2 years ago
Delaney scored -15 points in a word game. Find the opposite of this integer
-Dominant- [34]

Answer:

positive 15

Step-by-step explanation:

opposite of negative is positive

8 0
3 years ago
What is the equation of the line that passes through the points (-9,-6) and (-9, -8)?​
andrey2020 [161]

Answer:

x=-9

Step-by-step explanation:

m=(y2-y1)/(x2-x1)

m=(-8-(-6))/(-9-(-9))

m=(-8+6)/(-9+9)

m=-2/0

undefined

x=-9

7 0
3 years ago
Write an essay about your learning on how you solve problems involving integers. (5 points). Take a photo of your answer. (To th
olga55 [171]

Answer:

to use integers for certain problems and equation on math, i can also use it for future use in life in case i need it, Its very helpful to learn since it isnt that complicated nor hard, its just a good skill to keep in mind as a student.

4 0
3 years ago
Solve the equation 2/3-4x+7/2=-9x+5/6
VMariaS [17]

Answer:

<u>For this equation the value of x is - 2/3</u>

Step-by-step explanation:

1. Resolving the equation 2/3-4x+7/2=-9x+5/6

-4x + 9x = 5/6 - 2/3 - 7/2 (Putting the all the x values on the left)

5x = (5/6 - 4/6 -21/6)

5x = -20/6

x = - 20/6 /5 (Dividing by 5 at both sides)

x = -20/6 * 1/5

<u>x = -4/6 = - 2/3 (Simplifying)</u>

2. Proof of replacing x by -2/3

2/3 - 4 (-2/3) + 7/2 = -9 (-2/3) + 5/6

2/3 + 8/3 + 7/2 = 18/3 + 5/6

10/3 + 7/2 = 6 + 5/6

20 + 21 = 36 + 5 (Multiplying by 6 at both sides)

41 = 41

<u>It means the value of -2/3 for x is correct</u>

Note: Same answer than 13866851

4 0
3 years ago
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