coollid876
26.09.2021 •
Mathematics
Cho em hỏi câu số 4 ạ! Giúp em với ạ .
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Ответ:
$66
Step-by-step explanation:
LCM(12, 9) = 36
36/12 = 3, 36/9 = 4
3•$2+4•$15 = $6+$60 = $66