4y-9=2y-31

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Solution for 4y-9=2y-31 equation: 



4y-9=2y-31

We move all terms to the left:

4y-9-(2y-31)=0

We get rid of parentheses

4y-2y+31-9=0

We add all the numbers together, and all the variables

2y+22=0

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

2y=-22

y=-22/2

y=-11

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