15=-5y+2(y+3)

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Solution for 15=-5y+2(y+3) equation: 



15=-5y+2(y+3)

We move all terms to the left:

15-(-5y+2(y+3))=0



We calculate terms in parentheses: -(-5y+2(y+3)), so:

-5y+2(y+3)

We multiply parentheses

-5y+2y+6

We add all the numbers together, and all the variables

-3y+6

Back to the equation:

-(-3y+6)



We get rid of parentheses

3y-6+15=0

We add all the numbers together, and all the variables

3y+9=0

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

3y=-9

y=-9/3

y=-3

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