Jika r:s=3:7 r-s=240 jadi r+s=....?
Matematika
ernawati8090
Pertanyaan
Jika r:s=3:7 r-s=240 jadi r+s=....?
1 Jawaban
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1. Jawaban Anonyme
r/s = 3/7
r - s = 240
r + s = (3 + 7)/(3 - 7) × 240
r + s = (10/-4) × 240
r + s = -600