(2x-6)+(7x-21)=180

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Solution for (2x-6)+(7x-21)=180 equation: 



(2x-6)+(7x-21)=180

We move all terms to the left:

(2x-6)+(7x-21)-(180)=0

We get rid of parentheses

2x+7x-6-21-180=0

We add all the numbers together, and all the variables

9x-207=0

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

9x=207

x=207/9

x=23

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