20=7y+2-

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Solution for 20=7y+2- equation:



20=7y+2-
We move all terms to the left:
20-(7y+2-)=0
We add all the numbers together, and all the variables
-(+7y)+20=0
We get rid of parentheses
-7y+20=0
We move all terms containing y to the left, all other terms to the right
-7y=-20
y=-20/-7
y=2+6/7

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