12/y=15/20

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Solution for 12/y=15/20 equation: 


D( y )

y = 0

y = 0

y = 0

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

12/y = 15/20 // - 15/20

12/y-(15/20) = 0

12/y-3/4 = 0

12*y^-1 = 3/4 // : 12

y^-1 = 1/16

-1 < 0

1/(y^1) = 1/16 // * y^1

1 = 1/16*y^1 // : 1/16

16 = y^1

y = 16

y = 16

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