jika p - 2q -r dan p + r -2 maka, q - =
Matematika
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Pertanyaan
jika p - 2q -r dan p + r -2 maka, q - =
1 Jawaban
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1. Jawaban RezaAryaM
p - 2q - r
p + r = 2
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-2q -2r = 2
- q - r = 1
- q = 1 + r