4/x=-20/15

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Solution for 4/x=-20/15 equation: 


D( x )

x = 0

x = 0

x = 0

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

4/x = -20/15 // + -20/15

4/x-(-20/15) = 0

4/x+4/3 = 0

4*x^-1 = -4/3 // : 4

x^-1 = -1/3

-1 < 0

1/(x^1) = -1/3 // * x^1

1 = -1/3*x^1 // : -1/3

-3 = x^1

x = -3

x = -3

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