9x-9/3=21 - solution

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

x in (-oo:+oo)

9*x-(9/3) = 21 // - 21

9*x-(9/3)-21 = 0

9*x-21-3 = 0

9*x-24 = 0 // + 24

9*x = 24 // : 9

x = 24/9

x = 8/3

x = 8/3

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