SOLUTION: What is the multiplivative inverse of negative 8?

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Question 1081384: What is the multiplivative inverse of negative 8?
Answer by josgarithmetic(39623) About Me  (Show Source):
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That number which when multiplied by -8 gives the product, 1.

Let a%5E-1 be the multiplicative inverse of -8.
8%2Aa%5E-1=1. What is the value of this a%5E-1?