5/a=4/a-8

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Solution for 5/a=4/a-8 equation: 


D( a )

a = 0

a = 0

a = 0

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

5/a = 4/a-8 // - 4/a-8

5/a-(4/a)+8 = 0

5/a-4*a^-1+8 = 0

1*a^-1 = -8 // : 1

a^-1 = -8

-1 < 0

1/(a^1) = -8 // * a^1

1 = -8*a^1 // : -8

-1/8 = a^1

a = -1/8

a = -1/8

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