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

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



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


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



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

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

We add all the numbers together, and all the variables

7(7y-30)

We multiply parentheses

49y-210

Back to the equation:

-(49y-210)



We get rid of parentheses

-49y+210=0

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

-49y=-210

y=-210/-49

y=4+2/7

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