7(3y-3)=12+y

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Solution for 7(3y-3)=12+y equation:



7(3y-3)=12+y
We move all terms to the left:
7(3y-3)-(12+y)=0
We add all the numbers together, and all the variables
7(3y-3)-(y+12)=0
We multiply parentheses
21y-(y+12)-21=0
We get rid of parentheses
21y-y-12-21=0
We add all the numbers together, and all the variables
20y-33=0
We move all terms containing y to the left, all other terms to the right
20y=33
y=33/20
y=1+13/20

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