12-7x/42 - solution

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Solution for 12-7x/42 equation:

x in (-oo:+oo)

12-((7*x)/42) = 0

(-1/6)*x+12 = 0

12-1/6*x = 0 // - 12

-1/6*x = -12 // : -1/6

x = -12/(-1/6)

x = 72

x = 72

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