2x-21=86

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Solution for 2x-21=86 equation: 



2x-21=86

We move all terms to the left:

2x-21-(86)=0

We add all the numbers together, and all the variables

2x-107=0

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

2x=107

x=107/2

x=53+1/2

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