Y=-20+2x

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Solution for Y=-20+2x equation: 



=-20+2Y

We move all terms to the left:

-(-20+2Y)=0

We add all the numbers together, and all the variables

-(2Y-20)=0

We get rid of parentheses

-2Y+20=0

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

-2Y=-20

Y=-20/-2

Y=+10

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