-3=(y-9/7)

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



-3=(y-9/7)

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


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



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

(+y-9-3*7)

We add all the numbers together, and all the variables

(y-30)

We get rid of parentheses

y-30

Back to the equation:

-(y-30)



We get rid of parentheses

-y+30=0

We add all the numbers together, and all the variables

-1y+30=0

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

-y=-30

y=-30/-1

y=+30

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