10z-100=-20

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Solution for 10z-100=-20 equation: 



10z-100=-20

We move all terms to the left:

10z-100-(-20)=0

We add all the numbers together, and all the variables

10z-80=0

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

10z=80

z=80/10

z=8

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