8/5=13/y

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Solution for 8/5=13/y equation: 


D( y )

y = 0

y = 0

y = 0

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

8/5 = 13/y // - 13/y

8/5-(13/y) = 0

8/5-13*y^-1 = 0

-13*y^-1 = -8/5 // : -13

y^-1 = 8/65

-1 < 0

1/(y^1) = 8/65 // * y^1

1 = 8/65*y^1 // : 8/65

65/8 = y^1

y = 65/8

y = 65/8

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