3x+2x+(10x-8)+(5x-12)+120=540

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Solution for 3x+2x+(10x-8)+(5x-12)+120=540 equation: 



3x+2x+(10x-8)+(5x-12)+120=540

We move all terms to the left:

3x+2x+(10x-8)+(5x-12)+120-(540)=0

We add all the numbers together, and all the variables

5x+(10x-8)+(5x-12)-420=0

We get rid of parentheses

5x+10x+5x-8-12-420=0

We add all the numbers together, and all the variables

20x-440=0

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

20x=440

x=440/20

x=22

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