3x-9=72-6x

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Solution for 3x-9=72-6x equation: 


x in (-oo:+oo)

3*x-9 = 72-(6*x) // - 72-(6*x)

3*x+6*x-72-9 = 0

9*x-81 = 0 // + 81

9*x = 81 // : 9

x = 81/9

x = 9

x = 9

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