3(2x+1)+3(x+2)=180

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Solution for 3(2x+1)+3(x+2)=180 equation: 



3(2x+1)+3(x+2)=180

We move all terms to the left:

3(2x+1)+3(x+2)-(180)=0

We multiply parentheses

6x+3x+3+6-180=0

We add all the numbers together, and all the variables

9x-171=0

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

9x=171

x=171/9

x=19

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