5z+20=90

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Solution for 5z+20=90 equation: 



5z+20=90

We move all terms to the left:

5z+20-(90)=0

We add all the numbers together, and all the variables

5z-70=0

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

5z=70

z=70/5

z=14

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