21(x-2)-1=104

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Solution for 21(x-2)-1=104 equation: 



21(x-2)-1=104

We move all terms to the left:

21(x-2)-1-(104)=0

We add all the numbers together, and all the variables

21(x-2)-105=0

We multiply parentheses

21x-42-105=0

We add all the numbers together, and all the variables

21x-147=0

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

21x=147

x=147/21

x=7

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