42x+100=40

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Solution for 42x+100=40 equation: 



42x+100=40

We move all terms to the left:

42x+100-(40)=0

We add all the numbers together, and all the variables

42x+60=0

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

42x=-60

x=-60/42

x=-1+3/7

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