3x+18+x+12=180

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Solution for 3x+18+x+12=180 equation: 



3x+18+x+12=180

We move all terms to the left:

3x+18+x+12-(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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