2x+100=31

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Solution for 2x+100=31 equation: 



2x+100=31

We move all terms to the left:

2x+100-(31)=0

We add all the numbers together, and all the variables

2x+69=0

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

2x=-69

x=-69/2

x=-34+1/2

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