7=4(z+8)-9

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Solution for 7=4(z+8)-9 equation: 



7=4(z+8)-9

We move all terms to the left:

7-(4(z+8)-9)=0



We calculate terms in parentheses: -(4(z+8)-9), so:

4(z+8)-9

We multiply parentheses

4z+32-9

We add all the numbers together, and all the variables

4z+23

Back to the equation:

-(4z+23)



We get rid of parentheses

-4z-23+7=0

We add all the numbers together, and all the variables

-4z-16=0

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

-4z=16

z=16/-4

z=-4

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