21/5=4x-4/5

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



21/5=4x-4/5

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We get rid of parentheses

-4x+4/5+21/5=0

We multiply all the terms by the denominator


-4x*5+4+21=0

We add all the numbers together, and all the variables

-4x*5+25=0

Wy multiply elements

-20x+25=0

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

-20x=-25

x=-25/-20

x=1+1/4

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