91/2=y-31/2

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Solution for 91/2=y-31/2 equation: 



91/2=y-31/2

We move all terms to the left:

91/2-(y-31/2)=0

We add all the numbers together, and all the variables

-(+y-31/2)+91/2=0

We get rid of parentheses

-y+31/2+91/2=0

We multiply all the terms by the denominator


-y*2+31+91=0

We add all the numbers together, and all the variables

-y*2+122=0

Wy multiply elements

-2y+122=0

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

-2y=-122

y=-122/-2

y=+61

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