7(y-97)=21

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Solution for 7(y-97)=21 equation: 



7(y-97)=21

We move all terms to the left:

7(y-97)-(21)=0

We multiply parentheses

7y-679-21=0

We add all the numbers together, and all the variables

7y-700=0

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

7y=700

y=700/7

y=100

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