(3x+12x)+x=180

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



(3x+12x)+x=180

We move all terms to the left:

(3x+12x)+x-(180)=0

We add all the numbers together, and all the variables

(+15x)+x-180=0

We add all the numbers together, and all the variables

x+(+15x)-180=0

We get rid of parentheses

x+15x-180=0

We add all the numbers together, and all the variables

16x-180=0

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

16x=180

x=180/16

x=11+1/4

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