2x-21+21=83+21

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Solution for 2x-21+21=83+21 equation: 



2x-21+21=83+21

We move all terms to the left:

2x-21+21-(83+21)=0

We add all the numbers together, and all the variables

2x-21+21-104=0

We add all the numbers together, and all the variables

2x-104=0

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

2x=104

x=104/2

x=52

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