21x+168=693

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Solution for 21x+168=693 equation: 



21x+168=693

We move all terms to the left:

21x+168-(693)=0

We add all the numbers together, and all the variables

21x-525=0

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

21x=525

x=525/21

x=25

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