3x+x/2=140

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Solution for 3x+x/2=140 equation: 



3x+x/2=140

We move all terms to the left:

3x+x/2-(140)=0

We multiply all the terms by the denominator


3x*2+x-140*2=0

We add all the numbers together, and all the variables

x+3x*2-280=0

Wy multiply elements

x+6x-280=0

We add all the numbers together, and all the variables

7x-280=0

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

7x=280

x=280/7

x=40

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