4z-9+2z=180

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Solution for 4z-9+2z=180 equation: 



4z-9+2z=180

We move all terms to the left:

4z-9+2z-(180)=0

We add all the numbers together, and all the variables

6z-189=0

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

6z=189

z=189/6

z=31+1/2

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