-25-7r=-(2r-6)+4

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Solution for -25-7r=-(2r-6)+4 equation: 



-25-7r=-(2r-6)+4

We move all terms to the left:

-25-7r-(-(2r-6)+4)=0



We calculate terms in parentheses: -(-(2r-6)+4), so:

-(2r-6)+4

We get rid of parentheses

-2r+6+4

We add all the numbers together, and all the variables

-2r+10

Back to the equation:

-(-2r+10)



We get rid of parentheses

-7r+2r-10-25=0

We add all the numbers together, and all the variables

-5r-35=0

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

-5r=35

r=35/-5

r=-7

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