Question

Verify that -(-x) =x for x=-1/2​

Answer 1

Step-by-step explanation:

$to \: \: verify: - ( - x) = x \\ putting \: the \: value \: of \: x \\ - ( - \frac{ - 1}{2} ) = \frac{ - 1}{2} \\2 \: \: minus \: sign \: cancels \\ \frac{ -1 }{2} = \frac{ - 1}{2} \\ \\ hence \: \: verified$

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