X/-21-2=-3 - solution

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Solution for X/-21-2=-3 equation:

X in (-oo:+oo)

X/(-21)-2 = -3 // + 3

X/(-21)-2+3 = 0

1-1/21*X = 0 // - 1

-1/21*X = -1 // : -1/21

X = -1/(-1/21)

X = 21

X = 21

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