21x-23=23-7

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Solution for 21x-23=23-7 equation: 



21x-23=23-7

We move all terms to the left:

21x-23-(23-7)=0

We add all the numbers together, and all the variables

21x-23-16=0

We add all the numbers together, and all the variables

21x-39=0

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

21x=39

x=39/21

x=1+6/7

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