20z+45=85

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Solution for 20z+45=85 equation: 



20z+45=85

We move all terms to the left:

20z+45-(85)=0

We add all the numbers together, and all the variables

20z-40=0

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

20z=40

z=40/20

z=2

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