x-x/3=80

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Solution for x-x/3=80 equation: 



x-x/3=80

We move all terms to the left:

x-x/3-(80)=0

We multiply all the terms by the denominator


x*3-x-80*3=0

We add all the numbers together, and all the variables

-1x+x*3-240=0

Wy multiply elements

-1x+3x-240=0

We add all the numbers together, and all the variables

2x-240=0

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

2x=240

x=240/2

x=120

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