40+20x=120

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Solution for 40+20x=120 equation:



40+20x=120
We move all terms to the left:
40+20x-(120)=0
We add all the numbers together, and all the variables
20x-80=0
We move all terms containing x to the left, all other terms to the right
20x=80
x=80/20
x=4

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