Let a be -1/6 and let b be 1/2. Let x be the sum of the reciprocals of a and b, let y be the product of the reciprocals of a and b, and let z be twice the reciprocal of a divided by the reciprocal of b. Calculate x+y+z.

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  1. reciprocal of -1/6
    and that of 1/2=2
    now x+y+z=??

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  2. 97

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