(2x+40)+(x-20)=180

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Solution for (2x+40)+(x-20)=180 equation: 



(2x+40)+(x-20)=180

We move all terms to the left:

(2x+40)+(x-20)-(180)=0

We get rid of parentheses

2x+x+40-20-180=0

We add all the numbers together, and all the variables

3x-160=0

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

3x=160

x=160/3

x=53+1/3

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