30-5y+2y=9+y+3y

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Solution for 30-5y+2y=9+y+3y equation: 



30-5y+2y=9+y+3y

We move all terms to the left:

30-5y+2y-(9+y+3y)=0

We add all the numbers together, and all the variables

-5y+2y-(4y+9)+30=0

We add all the numbers together, and all the variables

-3y-(4y+9)+30=0

We get rid of parentheses

-3y-4y-9+30=0

We add all the numbers together, and all the variables

-7y+21=0

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

-7y=-21

y=-21/-7

y=+3

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