3y-40=7y-10

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Solution for 3y-40=7y-10 equation: 



3y-40=7y-10

We move all terms to the left:

3y-40-(7y-10)=0

We get rid of parentheses

3y-7y+10-40=0

We add all the numbers together, and all the variables

-4y-30=0

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

-4y=30

y=30/-4

y=-7+1/2

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