Question

17. If P=-15 and Q = 5 find (P-Q)+(P+Q)
Inhabets A to M repr​

Answer 1

Step-by-step explanation:

P= -15 Q=5

(P-Q)+(P+Q)

=(-15-5)+(-15+5)

= -20+(-10)

= -20-10

= -30

or, (P-Q)+(P+Q)

=P-Q+P+Q

=2P

=2(-15)

= -30

Answer 2

Step-by-step explanation:

(-15-5)+(-15+5)

(-20)+(-10)

= -30

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