(7y/4)=21

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Solution for (7y/4)=21 equation: 



(7y/4)=21

We move all terms to the left:

(7y/4)-(21)=0

We add all the numbers together, and all the variables

(+7y/4)-21=0

We get rid of parentheses

7y/4-21=0

We multiply all the terms by the denominator


7y-21*4=0

We add all the numbers together, and all the variables

7y-84=0

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

7y=84

y=84/7

y=12

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