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

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



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

We move all terms to the left:

x+2x+(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-150=0

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

4x=150

x=150/4

x=37+1/2

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