(3x+20)+(x+30)=180

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Solution for (3x+20)+(x+30)=180 equation: 



(3x+20)+(x+30)=180

We move all terms to the left:

(3x+20)+(x+30)-(180)=0

We get rid of parentheses

3x+x+20+30-180=0

We add all the numbers together, and all the variables

4x-130=0

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

4x=130

x=130/4

x=32+1/2

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