21+7(z-3)=6z+5=

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Solution for 21+7(z-3)=6z+5= equation: 



21+7(z-3)=6z+5=

We move all terms to the left:

21+7(z-3)-(6z+5)=0

We multiply parentheses

7z-(6z+5)-21+21=0

We get rid of parentheses

7z-6z-5-21+21=0

We add all the numbers together, and all the variables

z-5=0

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

z=5

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