40x+40x+40x=120

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Solution for 40x+40x+40x=120 equation: 



40x+40x+40x=120

We move all terms to the left:

40x+40x+40x-(120)=0

We add all the numbers together, and all the variables

120x-120=0

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

120x=120

x=120/120

x=1

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