(7x+x+3x)+(8+12+20)=180

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Solution for (7x+x+3x)+(8+12+20)=180 equation: 



(7x+x+3x)+(8+12+20)=180

We move all terms to the left:

(7x+x+3x)+(8+12+20)-(180)=0

determiningTheFunctionDomain
(7x+x+3x)-180+(8+12+20)=0

We add all the numbers together, and all the variables

(+11x)-180+40=0

We add all the numbers together, and all the variables

(+11x)-140=0

We get rid of parentheses

11x-140=0

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

11x=140

x=140/11

x=12+8/11

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