3y+12=-9y+30

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Solution for 3y+12=-9y+30 equation: 



3y+12=-9y+30

We move all terms to the left:

3y+12-(-9y+30)=0

We get rid of parentheses

3y+9y-30+12=0

We add all the numbers together, and all the variables

12y-18=0

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

12y=18

y=18/12

y=1+1/2

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