2x+x+(x+80)=180

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Solution for 2x+x+(x+80)=180 equation: 



2x+x+(x+80)=180

We move all terms to the left:

2x+x+(x+80)-(180)=0

We add all the numbers together, and all the variables

3x+(x+80)-180=0

We get rid of parentheses

3x+x+80-180=0

We add all the numbers together, and all the variables

4x-100=0

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

4x=100

x=100/4

x=25

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