84=-3(-4-6y)

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Solution for 84=-3(-4-6y) equation:



84=-3(-4-6y)
We move all terms to the left:
84-(-3(-4-6y))=0
We add all the numbers together, and all the variables
-(-3(-6y-4))+84=0
We calculate terms in parentheses: -(-3(-6y-4)), so:
-3(-6y-4)
We multiply parentheses
18y+12
Back to the equation:
-(18y+12)
We get rid of parentheses
-18y-12+84=0
We add all the numbers together, and all the variables
-18y+72=0
We move all terms containing y to the left, all other terms to the right
-18y=-72
y=-72/-18
y=+4

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