240=x+2x+(x+40)

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Solution for 240=x+2x+(x+40) equation: 



240=x+2x+(x+40)

We move all terms to the left:

240-(x+2x+(x+40))=0



We calculate terms in parentheses: -(x+2x+(x+40)), so:

x+2x+(x+40)

We add all the numbers together, and all the variables

3x+(x+40)

We get rid of parentheses

3x+x+40

We add all the numbers together, and all the variables

4x+40

Back to the equation:

-(4x+40)



We get rid of parentheses

-4x-40+240=0

We add all the numbers together, and all the variables

-4x+200=0

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

-4x=-200

x=-200/-4

x=+50

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