Question

p+(p-q)+q+(q-p)
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Answer 1

Answer:

p + q

Step-by-step explanation:

p + ( p -q ) + q + ( q- p)

= p + q

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Answer 2

Answer:

p + ( p - q ) + q + ( q - p )

= p + p - q + q + q - p

= p + p - p + q + q - q

= p + q

Step-by-step explanation:

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