2(2y-1)-y=7

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Solution for 2(2y-1)-y=7 equation: 



2(2y-1)-y=7

We move all terms to the left:

2(2y-1)-y-(7)=0

We add all the numbers together, and all the variables

-1y+2(2y-1)-7=0

We multiply parentheses

-1y+4y-2-7=0

We add all the numbers together, and all the variables

3y-9=0

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

3y=9

y=9/3

y=3

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