4(z-2)=-20

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Solution for 4(z-2)=-20 equation: 



4(z-2)=-20

We move all terms to the left:

4(z-2)-(-20)=0

We add all the numbers together, and all the variables

4(z-2)+20=0

We multiply parentheses

4z-8+20=0

We add all the numbers together, and all the variables

4z+12=0

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

4z=-12

z=-12/4

z=-3

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