-7-7r=-10r+8

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Solution for -7-7r=-10r+8 equation: 



-7-7r=-10r+8

We move all terms to the left:

-7-7r-(-10r+8)=0

We get rid of parentheses

-7r+10r-8-7=0

We add all the numbers together, and all the variables

3r-15=0

We move all terms containing r to the left, all other terms to the right

3r=15

r=15/3

r=5

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