(3x+12)+(5x+5)+(4x+7)=180

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Solution for (3x+12)+(5x+5)+(4x+7)=180 equation: 



(3x+12)+(5x+5)+(4x+7)=180

We move all terms to the left:

(3x+12)+(5x+5)+(4x+7)-(180)=0

We get rid of parentheses

3x+5x+4x+12+5+7-180=0

We add all the numbers together, and all the variables

12x-156=0

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

12x=156

x=156/12

x=13

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