4/a-3=2/5

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Solution for 4/a-3=2/5 equation: 


D( a )

a = 0

a = 0

a = 0

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

4/a-3 = 2/5 // - 2/5

4/a-(2/5)-3 = 0

4/a-2/5-3 = 0

4*a^-1 = 17/5 // : 4

a^-1 = 17/20

-1 < 0

1/(a^1) = 17/20 // * a^1

1 = 17/20*a^1 // : 17/20

20/17 = a^1

a = 20/17

a = 20/17

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