7=y/8+-9

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Solution for 7=y/8+-9 equation: 



7=y/8+-9

We move all terms to the left:

7-(y/8+-9)=0

We add all the numbers together, and all the variables

-(y/8-9)+7=0

We get rid of parentheses

-y/8+9+7=0

We multiply all the terms by the denominator


-y+9*8+7*8=0

We add all the numbers together, and all the variables

-1y+128=0

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

-y=-128

y=-128/-1

y=+128

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