3x/7=4 - solution

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Solution for 3x/7=4 equation:

x in (-oo:+oo)

(3*x)/7 = 4 // - 4

(3*x)/7-4 = 0

3/7*x-4 = 0 // + 4

3/7*x = 4 // : 3/7

x = 4/3/7

x = 28/3

x = 28/3

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