(a: 50)=1400000 (в×12)=600 (40×a)=1000 (c: 20): 30=50 - вопрос №66224375014000001260040100020305010000100002 от dianaTe 18.10.2021 13:24

Question

Математика: (a: 50)=1400000 (в×12)=600 (40×a)=1000 (c: 20): 30=50 10000: (m-10000)=2

dianaTe · Answer

1)(a:50)=1400000a=1400000•50a=700000002)(B•12)=600B=600:12B=503)(40•a)=1000a=1000:40a=254)(C:20):30=50C:20=50•30C:20=1500C=1500•20C=300005)10000:(m-10000)=2m-10000=10000:2m-10000=5000m=10000+5000m=15000...