20+2(-8z+12)=-7z-19

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Solution for 20+2(-8z+12)=-7z-19 equation: 



20+2(-8z+12)=-7z-19

We move all terms to the left:

20+2(-8z+12)-(-7z-19)=0

We multiply parentheses

-16z-(-7z-19)+24+20=0

We get rid of parentheses

-16z+7z+19+24+20=0

We add all the numbers together, and all the variables

-9z+63=0

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

-9z=-63

z=-63/-9

z=+7

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