x+x/3=7

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Solution for x+x/3=7 equation: 



x+x/3=7

We move all terms to the left:

x+x/3-(7)=0

We multiply all the terms by the denominator


x*3+x-7*3=0

We add all the numbers together, and all the variables

x+x*3-21=0

Wy multiply elements

x+3x-21=0

We add all the numbers together, and all the variables

4x-21=0

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

4x=21

x=21/4

x=5+1/4

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