-5r+7(5+7r)=7(5-9r)

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Solution for -5r+7(5+7r)=7(5-9r) equation: 



-5r+7(5+7r)=7(5-9r)

We move all terms to the left:

-5r+7(5+7r)-(7(5-9r))=0

We add all the numbers together, and all the variables

-5r+7(7r+5)-(7(-9r+5))=0

We multiply parentheses

-5r+49r-(7(-9r+5))+35=0



We calculate terms in parentheses: -(7(-9r+5)), so:

7(-9r+5)

We multiply parentheses

-63r+35

Back to the equation:

-(-63r+35)



We add all the numbers together, and all the variables

44r-(-63r+35)+35=0

We get rid of parentheses

44r+63r-35+35=0

We add all the numbers together, and all the variables

107r=0

r=0/107

r=0

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