4x-21/5=x

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Solution for 4x-21/5=x equation: 



4x-21/5=x

We move all terms to the left:

4x-21/5-(x)=0

We add all the numbers together, and all the variables

3x-21/5=0

We multiply all the terms by the denominator


3x*5-21=0

Wy multiply elements

15x-21=0

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

15x=21

x=21/15

x=1+2/5

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