8/y=-4

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Solution for 8/y=-4 equation: 


D( y )

y = 0

y = 0

y = 0

y in (-oo:0) U (0:+oo)

8/y = -4 // + 4

8/y+4 = 0

8*y^-1 = -4 // : 8

y^-1 = -1/2

-1 < 0

1/(y^1) = -1/2 // * y^1

1 = -1/2*y^1 // : -1/2

-2 = y^1

y = -2

y = -2

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