Y+3=3(y+7)

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Solution for Y+3=3(y+7) equation: 



+3=3(Y+7)

We move all terms to the left:

+3-(3(Y+7))=0



We calculate terms in parentheses: -(3(Y+7)), so:

3(Y+7)

We multiply parentheses

3Y+21

Back to the equation:

-(3Y+21)



We get rid of parentheses

-3Y-21+3=0

We add all the numbers together, and all the variables

-3Y-18=0

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

-3Y=18

Y=18/-3

Y=-6

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