7-5z=9(z-6)-9

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Solution for 7-5z=9(z-6)-9 equation: 



7-5z=9(z-6)-9

We move all terms to the left:

7-5z-(9(z-6)-9)=0



We calculate terms in parentheses: -(9(z-6)-9), so:

9(z-6)-9

We multiply parentheses

9z-54-9

We add all the numbers together, and all the variables

9z-63

Back to the equation:

-(9z-63)



We get rid of parentheses

-5z-9z+63+7=0

We add all the numbers together, and all the variables

-14z+70=0

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

-14z=-70

z=-70/-14

z=+5

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