2y-3y/5=21

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Solution for 2y-3y/5=21 equation: 



2y-3y/5=21

We move all terms to the left:

2y-3y/5-(21)=0

We multiply all the terms by the denominator


2y*5-3y-21*5=0

We add all the numbers together, and all the variables

-3y+2y*5-105=0

Wy multiply elements

-3y+10y-105=0

We add all the numbers together, and all the variables

7y-105=0

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

7y=105

y=105/7

y=15

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