7y-2(21)=3

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Solution for 7y-2(21)=3 equation: 



7y-2(21)=3

We move all terms to the left:

7y-2(21)-(3)=0

We add all the numbers together, and all the variables

7y-224=0

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

7y=224

y=224/7

y=32

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