-9(r-7)=-9(r+2)+4

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Solution for -9(r-7)=-9(r+2)+4 equation: 



-9(r-7)=-9(r+2)+4

We move all terms to the left:

-9(r-7)-(-9(r+2)+4)=0

We multiply parentheses

-9r-(-9(r+2)+4)+63=0



We calculate terms in parentheses: -(-9(r+2)+4), so:

-9(r+2)+4

We multiply parentheses

-9r-18+4

We add all the numbers together, and all the variables

-9r-14

Back to the equation:

-(-9r-14)



We get rid of parentheses

-9r+9r+14+63=0

We add all the numbers together, and all the variables

77!=0

There is no solution for this equation

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