4/a-10=42

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Solution for 4/a-10=42 equation: 


D( a )

a = 0

a = 0

a = 0

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

4/a-10 = 42 // - 42

4/a-42-10 = 0

4*a^-1 = 52 // : 4

a^-1 = 13

-1 < 0

1/(a^1) = 13 // * a^1

1 = 13*a^1 // : 13

1/13 = a^1

a = 1/13

a = 1/13

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