75/a=15

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Solution for 75/a=15 equation: 


D( a )

a = 0

a = 0

a = 0

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

75/a = 15 // - 15

75/a-15 = 0

75*a^-1 = 15 // : 75

a^-1 = 1/5

-1 < 0

1/(a^1) = 1/5 // * a^1

1 = 1/5*a^1 // : 1/5

5 = a^1

a = 5

a = 5

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