2y+y-30=90

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Solution for 2y+y-30=90 equation: 



2y+y-30=90

We move all terms to the left:

2y+y-30-(90)=0

We add all the numbers together, and all the variables

3y-120=0

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

3y=120

y=120/3

y=40

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