2/7x-4=9

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Solution for 2/7x-4=9 equation: 


x in (-oo:+oo)

(2/7)*x-4 = 9 // - 9

(2/7)*x-9-4 = 0

2/7*x-13 = 0 // + 13

2/7*x = 13 // : 2/7

x = 13/2/7

x = 91/2

x = 91/2

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