14(1/2)^-3x=28 - solution

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Solution for 14(1/2)^-3x=28 equation:

x in (-oo:+oo)

14*(1/2)^-3*x = 28 // - 28

14*(1/2)^-3*x-28 = 0

112*x-28 = 0 // + 28

112*x = 28 // : 112

x = 28/112

x = 1/4

x = 1/4

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