-9(z-9)=-z-7

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Solution for -9(z-9)=-z-7 equation: 



-9(z-9)=-z-7

We move all terms to the left:

-9(z-9)-(-z-7)=0

We add all the numbers together, and all the variables

-9(z-9)-(-1z-7)=0

We multiply parentheses

-9z-(-1z-7)+81=0

We get rid of parentheses

-9z+1z+7+81=0

We add all the numbers together, and all the variables

-8z+88=0

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

-8z=-88

z=-88/-8

z=+11

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