42-30=20+6y

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Solution for 42-30=20+6y equation:



42-30=20+6y
We move all terms to the left:
42-30-(20+6y)=0
We add all the numbers together, and all the variables
-(6y+20)+42-30=0
We add all the numbers together, and all the variables
-(6y+20)+12=0
We get rid of parentheses
-6y-20+12=0
We add all the numbers together, and all the variables
-6y-8=0
We move all terms containing y to the left, all other terms to the right
-6y=8
y=8/-6
y=-1+1/3

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