1=-8-7r-5

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Solution for 1=-8-7r-5 equation: 



1=-8-7r-5

We move all terms to the left:

1-(-8-7r-5)=0

We add all the numbers together, and all the variables

-(-7r-13)+1=0

We get rid of parentheses

7r+13+1=0

We add all the numbers together, and all the variables

7r+14=0

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

7r=-14

r=-14/7

r=-2

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