7x-12=180-2x=9

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Solution for 7x-12=180-2x=9 equation: 



7x-12=180-2x=9

We move all terms to the left:

7x-12-(180-2x)=0

We add all the numbers together, and all the variables

7x-(-2x+180)-12=0

We get rid of parentheses

7x+2x-180-12=0

We add all the numbers together, and all the variables

9x-192=0

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

9x=192

x=192/9

x=21+1/3

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