8(3y-9)=21

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Solution for 8(3y-9)=21 equation: 



8(3y-9)=21

We move all terms to the left:

8(3y-9)-(21)=0

We multiply parentheses

24y-72-21=0

We add all the numbers together, and all the variables

24y-93=0

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

24y=93

y=93/24

y=3+7/8

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