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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

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



We calculate terms in parentheses: -(-(7r+1)), so:

-(7r+1)

We get rid of parentheses

-7r-1

Back to the equation:

-(-7r-1)



We add all the numbers together, and all the variables

-8r-(-7r-1)+6=0

We get rid of parentheses

-8r+7r+1+6=0

We add all the numbers together, and all the variables

-1r+7=0

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

-r=-7

r=-7/-1

r=+7

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