87-3=3y+7

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Solution for 87-3=3y+7 equation: 



87-3=3y+7

We move all terms to the left:

87-3-(3y+7)=0

We add all the numbers together, and all the variables

-(3y+7)+84=0

We get rid of parentheses

-3y-7+84=0

We add all the numbers together, and all the variables

-3y+77=0

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

-3y=-77

y=-77/-3

y=25+2/3

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