7(y+5)=9y+15

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Solution for 7(y+5)=9y+15 equation: 



7(y+5)=9y+15

We move all terms to the left:

7(y+5)-(9y+15)=0

We multiply parentheses

7y-(9y+15)+35=0

We get rid of parentheses

7y-9y-15+35=0

We add all the numbers together, and all the variables

-2y+20=0

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

-2y=-20

y=-20/-2

y=+10

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