a/-4-7=-2

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Solution for a/-4-7=-2 equation: 


a in (-oo:+oo)

a/(-4)-7 = -2 // + 2

a/(-4)-7+2 = 0

-1/4*a-5 = 0 // + 5

-1/4*a = 5 // : -1/4

a = 5/(-1/4)

a = -20

a = -20

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