9+2z=7(4)+7

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Solution for 9+2z=7(4)+7 equation: 



9+2z=7(4)+7

We move all terms to the left:

9+2z-(7(4)+7)=0

We add all the numbers together, and all the variables

2z+9-81=0

We add all the numbers together, and all the variables

2z-72=0

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

2z=72

z=72/2

z=36

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