Mathematics
Mathematics, 19.06.2021 03:20, avaryan84

If p + q + r = 4 and -p + q + r = 2, then p=? (A) -2
(B) -1
(C) 0
(D) 1
(E) 2

answer
Answers: 1

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Do you know the correct answer?
If p + q + r = 4 and -p + q + r = 2, then p=? (A) -2
(B) -1
(C) 0
(D) 1
(E)...

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