(3x+40)+9x=360

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Solution for (3x+40)+9x=360 equation: 



(3x+40)+9x=360

We move all terms to the left:

(3x+40)+9x-(360)=0

We add all the numbers together, and all the variables

9x+(3x+40)-360=0

We get rid of parentheses

9x+3x+40-360=0

We add all the numbers together, and all the variables

12x-320=0

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

12x=320

x=320/12

x=26+2/3

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