7=y-7/2

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Solution for 7=y-7/2 equation: 



7=y-7/2

We move all terms to the left:

7-(y-7/2)=0

We add all the numbers together, and all the variables

-(+y-7/2)+7=0

We get rid of parentheses

-y+7+7/2=0

We multiply all the terms by the denominator


-y*2+7+7*2=0

We add all the numbers together, and all the variables

-y*2+21=0

Wy multiply elements

-2y+21=0

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

-2y=-21

y=-21/-2

y=10+1/2

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