(5z+8)+(4z+20)=12

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Solution for (5z+8)+(4z+20)=12 equation: 



(5z+8)+(4z+20)=12

We move all terms to the left:

(5z+8)+(4z+20)-(12)=0

We get rid of parentheses

5z+4z+8+20-12=0

We add all the numbers together, and all the variables

9z+16=0

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

9z=-16

z=-16/9

z=-1+7/9

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