(3x-18)+(x-9)+(x+7)=180

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Solution for (3x-18)+(x-9)+(x+7)=180 equation: 



(3x-18)+(x-9)+(x+7)=180

We move all terms to the left:

(3x-18)+(x-9)+(x+7)-(180)=0

We get rid of parentheses

3x+x+x-18-9+7-180=0

We add all the numbers together, and all the variables

5x-200=0

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

5x=200

x=200/5

x=40

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