-3(-5y+-9)=42

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Solution for -3(-5y+-9)=42 equation: 



-3(-5y+-9)=42

We move all terms to the left:

-3(-5y+-9)-(42)=0

We add all the numbers together, and all the variables

-3(-5y-9)-42=0

We multiply parentheses

15y+27-42=0

We add all the numbers together, and all the variables

15y-15=0

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

15y=15

y=15/15

y=1

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