87=2y+3

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Solution for 87=2y+3 equation: 



87=2y+3

We move all terms to the left:

87-(2y+3)=0

We get rid of parentheses

-2y-3+87=0

We add all the numbers together, and all the variables

-2y+84=0

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

-2y=-84

y=-84/-2

y=+42

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