-9*2+7y=3

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Solution for -9*2+7y=3 equation: 



-9*2+7y=3

We move all terms to the left:

-9*2+7y-(3)=0

determiningTheFunctionDomain
7y-3-9*2=0

We add all the numbers together, and all the variables

7y-21=0

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

7y=21

y=21/7

y=3

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