151/2-31/2=y

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Solution for 151/2-31/2=y equation:



151/2-31/2=y
We move all terms to the left:
151/2-31/2-(y)=0
We add all the numbers together, and all the variables
-1y+151/2-31/2=0
We multiply all the terms by the denominator
-1y*2+151-31=0
We add all the numbers together, and all the variables
-1y*2+120=0
Wy multiply elements
-2y+120=0
We move all terms containing y to the left, all other terms to the right
-2y=-120
y=-120/-2
y=+60

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