r+7=+1-7r

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Solution for r+7=+1-7r equation: 



r+7=+1-7r

We move all terms to the left:

r+7-(+1-7r)=0

We add all the numbers together, and all the variables

r-(-7r+1)+7=0

We get rid of parentheses

r+7r-1+7=0

We add all the numbers together, and all the variables

8r+6=0

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

8r=-6

r=-6/8

r=-3/4

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