2/5x+3=9 - solution

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Solution for 2/5x+3=9 equation:

x in (-oo:+oo)

(2/5)*x+3 = 9 // - 9

(2/5)*x-9+3 = 0

2/5*x-6 = 0 // + 6

2/5*x = 6 // : 2/5

x = 6/2/5

x = 15

x = 15

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