1+8r=-5+7r

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



1+8r=-5+7r

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

8r-7r+5+1=0

We add all the numbers together, and all the variables

r+6=0

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

r=-6

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