7y-1=3y+9

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Solution for 7y-1=3y+9 equation: 



7y-1=3y+9

We move all terms to the left:

7y-1-(3y+9)=0

We get rid of parentheses

7y-3y-9-1=0

We add all the numbers together, and all the variables

4y-10=0

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

4y=10

y=10/4

y=2+1/2

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