7y+3=5y+9=16y-12

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Solution for 7y+3=5y+9=16y-12 equation: 



7y+3=5y+9=16y-12

We move all terms to the left:

7y+3-(5y+9)=0

We get rid of parentheses

7y-5y-9+3=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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