y-3y=15

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Solution for y-3y=15 equation:



y-3y=15
We move all terms to the left:
y-3y-(15)=0
We add all the numbers together, and all the variables
-2y-15=0
We move all terms containing y to the left, all other terms to the right
-2y=15
y=15/-2
y=-7+1/2

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