4(-2z+8)=-40

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Solution for 4(-2z+8)=-40 equation: 



4(-2z+8)=-40

We move all terms to the left:

4(-2z+8)-(-40)=0

We add all the numbers together, and all the variables

4(-2z+8)+40=0

We multiply parentheses

-8z+32+40=0

We add all the numbers together, and all the variables

-8z+72=0

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

-8z=-72

z=-72/-8

z=+9

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