3y-7y+30=10-2y

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Solution for 3y-7y+30=10-2y equation: 



3y-7y+30=10-2y

We move all terms to the left:

3y-7y+30-(10-2y)=0

We add all the numbers together, and all the variables

3y-7y-(-2y+10)+30=0

We add all the numbers together, and all the variables

-4y-(-2y+10)+30=0

We get rid of parentheses

-4y+2y-10+30=0

We add all the numbers together, and all the variables

-2y+20=0

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

-2y=-20

y=-20/-2

y=+10

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