120x+40=180x+20

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Solution for 120x+40=180x+20 equation: 



120x+40=180x+20

We move all terms to the left:

120x+40-(180x+20)=0

We get rid of parentheses

120x-180x-20+40=0

We add all the numbers together, and all the variables

-60x+20=0

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

-60x=-20

x=-20/-60

x=1/3

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