-3=7(y+9/7)

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



-3=7(y+9/7)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


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



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

7(+y+9-3*7)

We add all the numbers together, and all the variables

7(y-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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