(x+81)+2x=180

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Solution for (x+81)+2x=180 equation: 



(x+81)+2x=180

We move all terms to the left:

(x+81)+2x-(180)=0

We add all the numbers together, and all the variables

2x+(x+81)-180=0

We get rid of parentheses

2x+x+81-180=0

We add all the numbers together, and all the variables

3x-99=0

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

3x=99

x=99/3

x=33

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