Question

p - (p - q) - q - (q - p) in step by srep​

Answer 1

Step-by-step explanation:

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

p-p+q-q-q+p

-q+p

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Answer 2

Answer:

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

=p-p+q-q-(q-p)........... (opening bracket)

=p-p+q-q-q+p............(opening bracket)

=0+0-q+p

=p-q

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