Question

by what number should (-5)‐¹ be multiplied so thatthe product is (8)‐¹ ?​

Answer 1

Here is your answer

$( { - 5})^{ - 1} \times x = ({8})^{ - 1 } \\ \\ x = ( {8})^{ - 1} \div ({ - 5})^{ - 1} \\ \\ x = 0.625$

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