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

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Solution for 8(-7r-1)+8r=(3r-7) equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

8r-56r-((3r-7))-8=0



We calculate terms in parentheses: -((3r-7)), so:

(3r-7)

We get rid of parentheses

3r-7

Back to the equation:

-(3r-7)



We add all the numbers together, and all the variables

-48r-(3r-7)-8=0

We get rid of parentheses

-48r-3r+7-8=0

We add all the numbers together, and all the variables

-51r-1=0

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

-51r=1

r=1/-51

r=-1/51

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