(x+20)+(90)+(2x+20)=180

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Solution for (x+20)+(90)+(2x+20)=180 equation: 



(x+20)+(90)+(2x+20)=180

We move all terms to the left:

(x+20)+(90)+(2x+20)-(180)=0

We add all the numbers together, and all the variables

(x+20)+(2x+20)-90=0

We get rid of parentheses

x+2x+20+20-90=0

We add all the numbers together, and all the variables

3x-50=0

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

3x=50

x=50/3

x=16+2/3

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