a/-9=4

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Solution for a/-9=4 equation: 


a in (-oo:+oo)

a/(-9) = 4 // - 4

a/(-9)-4 = 0

-1/9*a-4 = 0 // + 4

-1/9*a = 4 // : -1/9

a = 4/(-1/9)

a = -36

a = -36

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