-3=7(y-9/4)

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Solution for -3=7(y-9/4) equation: 



-3=7(y-9/4)

We move all terms to the left:

-3-(7(y-9/4))=0

We add all the numbers together, and all the variables

-(7(+y-9/4))-3=0

We multiply all the terms by the denominator


-(7(+y-9-3*4))=0



We calculate terms in parentheses: -(7(+y-9-3*4)), so:

7(+y-9-3*4)

We add all the numbers together, and all the variables

7(y-21)

We multiply parentheses

7y-147

Back to the equation:

-(7y-147)



We get rid of parentheses

-7y+147=0

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

-7y=-147

y=-147/-7

y=+21

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