-3=-7y+4(y+3)

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Solution for -3=-7y+4(y+3) equation: 



-3=-7y+4(y+3)

We move all terms to the left:

-3-(-7y+4(y+3))=0



We calculate terms in parentheses: -(-7y+4(y+3)), so:

-7y+4(y+3)

We multiply parentheses

-7y+4y+12

We add all the numbers together, and all the variables

-3y+12

Back to the equation:

-(-3y+12)



We get rid of parentheses

3y-12-3=0

We add all the numbers together, and all the variables

3y-15=0

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

3y=15

y=15/3

y=5

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