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

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



2(-2y-1)+2y=7
We move all terms to the left:
2(-2y-1)+2y-(7)=0
We add all the numbers together, and all the variables
2y+2(-2y-1)-7=0
We multiply parentheses
2y-4y-2-7=0
We add all the numbers together, and all the variables
-2y-9=0
We move all terms containing y to the left, all other terms to the right
-2y=9
y=9/-2
y=-4+1/2

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