1/a=5/15

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Solution for 1/a=5/15 equation: 


D( a )

a = 0

a = 0

a = 0

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

1/a = 5/15 // - 5/15

1/a-(5/15) = 0

1/a-1/3 = 0

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

a^-1 = 1/3

-1 < 0

1/(a^1) = 1/3 // * a^1

1 = 1/3*a^1 // : 1/3

3 = a^1

a = 3

a = 3

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