Question

Verify that -(-x)=x for (i) x=2/15 (ii) x=-13/17​

Answer 1

$i)x = \frac{2}{5} \\ - ( - x) = x \\ - ( - \frac{2}{15} ) = \frac{2}{15} \\ ii)x = \frac{ - 13}{17} \\ - ( - ( \frac{ - 13}{17} )) = \frac{ - 13}{17}$

Answer 2

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