80=y+20y

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Solution for 80=y+20y equation: 



80=y+20y

We move all terms to the left:

80-(y+20y)=0

We add all the numbers together, and all the variables

-(+21y)+80=0

We get rid of parentheses

-21y+80=0

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

-21y=-80

y=-80/-21

y=3+17/21

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