7z+9-5z=-23

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Solution for 7z+9-5z=-23 equation: 



7z+9-5z=-23

We move all terms to the left:

7z+9-5z-(-23)=0

We add all the numbers together, and all the variables

2z+32=0

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

2z=-32

z=-32/2

z=-16

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