7y+4=9y-2

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Solution for 7y+4=9y-2 equation: 



7y+4=9y-2

We move all terms to the left:

7y+4-(9y-2)=0

We get rid of parentheses

7y-9y+2+4=0

We add all the numbers together, and all the variables

-2y+6=0

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

-2y=-6

y=-6/-2

y=+3

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