-4x/7=12 - solution

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Solution for -4x/7=12 equation:

x in (-oo:+oo)

(-4*x)/7 = 12 // - 12

(-4*x)/7-12 = 0

-4/7*x-12 = 0 // + 12

-4/7*x = 12 // : -4/7

x = 12/(-4/7)

x = -21

x = -21

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