3/y+8=-7

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Solution for 3/y+8=-7 equation: 


D( y )

y = 0

y = 0

y = 0

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

3/y+8 = -7 // + 7

3/y+7+8 = 0

3*y^-1 = -15 // : 3

y^-1 = -5

-1 < 0

1/(y^1) = -5 // * y^1

1 = -5*y^1 // : -5

-1/5 = y^1

y = -1/5

y = -1/5

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