7-5r=-(3r-1)

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Solution for 7-5r=-(3r-1) equation: 



7-5r=-(3r-1)

We move all terms to the left:

7-5r-(-(3r-1))=0



We calculate terms in parentheses: -(-(3r-1)), so:

-(3r-1)

We get rid of parentheses

-3r+1

Back to the equation:

-(-3r+1)



We get rid of parentheses

-5r+3r-1+7=0

We add all the numbers together, and all the variables

-2r+6=0

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

-2r=-6

r=-6/-2

r=+3

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