2x+x+(x-30)=180

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Solution for 2x+x+(x-30)=180 equation: 



2x+x+(x-30)=180

We move all terms to the left:

2x+x+(x-30)-(180)=0

We add all the numbers together, and all the variables

3x+(x-30)-180=0

We get rid of parentheses

3x+x-30-180=0

We add all the numbers together, and all the variables

4x-210=0

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

4x=210

x=210/4

x=52+1/2

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