486:(5x+2)=1228*(x+5)=224(16m+5m):18=7 - вопрос №140637784865212285224165187 от Sofija20 15.09.2021 15:58

Question

Математика: 486:(5x+2)=1228*(x+5)=224(16m+5m):18=7​

Sofija20 · Answer

486:(5х+2)=125х+2=486:125х+2=40.55х=40.5-25х=38.5х=38.5:5х=7.7ответ: 7.728*(х+5)=224х+5=224:28х+5=8х=8-5х=3ответ: 3(16m+5m):18=721m:18=721m=7*1821m=126m=126:21m=6ответ: 6...

486:(5x+2)=1228*(x+5)=224(16m+5m):18=7​

486:(5x+2)=12
28*(x+5)=224
(16m+5m):18=7