Question

Verify p - (-q) = p + q in the following cases:
(a) p = 4, q = -2​

Answer 1

$p - ( - q) = p + q \\ \\ 4 - ( - 2) = 4 + 2 \\ \\ 4 + 2 = 6 \\ \\ 6 = 6$

Hence Proved,

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