7x/5=21/5

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Solution for 7x/5=21/5 equation: 



7x/5=21/5

We move all terms to the left:

7x/5-(21/5)=0

We add all the numbers together, and all the variables

7x/5-(+21/5)=0

We get rid of parentheses

7x/5-21/5=0

We multiply all the terms by the denominator


7x-21=0

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

7x=21

x=21/7

x=3

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