7y=15y-72

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Solution for 7y=15y-72 equation: 



7y=15y-72

We move all terms to the left:

7y-(15y-72)=0

We get rid of parentheses

7y-15y+72=0

We add all the numbers together, and all the variables

-8y+72=0

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

-8y=-72

y=-72/-8

y=+9

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