x-4/2=21/5

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Solution for x-4/2=21/5 equation: 



x-4/2=21/5

We move all terms to the left:

x-4/2-(21/5)=0

We add all the numbers together, and all the variables

x-4/2-(+21/5)=0

We add all the numbers together, and all the variables

x-2-(+21/5)=0

We get rid of parentheses

x-2-21/5=0

We multiply all the terms by the denominator


x*5-21-2*5=0

We add all the numbers together, and all the variables

x*5-31=0

Wy multiply elements

5x-31=0

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

5x=31

x=31/5

x=6+1/5

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