M/-7-8=2 - solution

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Solution for M/-7-8=2 equation:

M in (-oo:+oo)

M/(-7)-8 = 2 // - 2

M/(-7)-8-2 = 0

-1/7*M-10 = 0 // + 10

-1/7*M = 10 // : -1/7

M = 10/(-1/7)

M = -70

M = -70

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