23x-9=21x-3

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Solution for 23x-9=21x-3 equation: 



23x-9=21x-3

We move all terms to the left:

23x-9-(21x-3)=0

We get rid of parentheses

23x-21x+3-9=0

We add all the numbers together, and all the variables

2x-6=0

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

2x=6

x=6/2

x=3

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