-3=7(9-y/7)

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Solution for -3=7(9-y/7) equation: 



-3=7(9-y/7)

We move all terms to the left:

-3-(7(9-y/7))=0

We add all the numbers together, and all the variables

-(7(-y/7+9))-3=0

We multiply all the terms by the denominator


-(7(-y-3*7+9))=0



We calculate terms in parentheses: -(7(-y-3*7+9)), so:

7(-y-3*7+9)

We add all the numbers together, and all the variables

7(-1y-12)

We multiply parentheses

-7y-84

Back to the equation:

-(-7y-84)



We get rid of parentheses

7y+84=0

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

7y=-84

y=-84/7

y=-12

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