21z+10=11z+80

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Solution for 21z+10=11z+80 equation: 



21z+10=11z+80

We move all terms to the left:

21z+10-(11z+80)=0

We get rid of parentheses

21z-11z-80+10=0

We add all the numbers together, and all the variables

10z-70=0

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

10z=70

z=70/10

z=7

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