7y-9=5y+4

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Solution for 7y-9=5y+4 equation: 



7y-9=5y+4

We move all terms to the left:

7y-9-(5y+4)=0

We get rid of parentheses

7y-5y-4-9=0

We add all the numbers together, and all the variables

2y-13=0

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

2y=13

y=13/2

y=6+1/2

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