18=4y-7(-2y-18)

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Solution for 18=4y-7(-2y-18) equation: 



18=4y-7(-2y-18)

We move all terms to the left:

18-(4y-7(-2y-18))=0



We calculate terms in parentheses: -(4y-7(-2y-18)), so:

4y-7(-2y-18)

We multiply parentheses

4y+14y+126

We add all the numbers together, and all the variables

18y+126

Back to the equation:

-(18y+126)



We get rid of parentheses

-18y-126+18=0

We add all the numbers together, and all the variables

-18y-108=0

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

-18y=108

y=108/-18

y=-6

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