1-3r-8=-7-3r

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Solution for 1-3r-8=-7-3r equation: 



1-3r-8=-7-3r

We move all terms to the left:

1-3r-8-(-7-3r)=0

We add all the numbers together, and all the variables

-3r-(-3r-7)+1-8=0

We add all the numbers together, and all the variables

-3r-(-3r-7)-7=0

We get rid of parentheses

-3r+3r+7-7=0

We add all the numbers together, and all the variables

=0

r=0/1

r=0

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