 
 <prompt> Yolanda na-eweta nri maka okwu na 7:00 AM, na-agba iche na 20 miles na ugbu a. 15 minutes mgbe o nweghị ike, nwoke ya na-akpọrọ na ụgbọelu iji ịnye ya. Ọ bụrụ na ọ bụrụ ike ịnye na 40 miles na ugbu a na-agba iche, o nweghị ike ịnye ya? <response>: ```Nke a bụ x bụ ebe a na-eme Yolanda's husband ka ị gụrụ ya.
Anyị na-akpọ x + 15 minutes Yolanda ga-eme bike n'ime n'ime ozi nke ya bụdoro ya.
Ọ bụghị na ụdị ọzọ ọrụ ndị mmadụ na-eme bụ ụdị ọzọ ha na-eme ọzọ ọrụ ha na-agba ọrụ. N'ime nke a, ụdị ọzọ Yolanda bụ 20 mph * (x + 15) na ụdị ọzọ ya bụ 40 mph * x
Yolanda's husband gụrụ ya mgbe ha na-eme ụzọ ha, n'ihi na ha na-eme ụzọ ọrụ ya, nke bụ mgbe 20(x + 15) = 40x
Anyị nwere ike ịkwalite aghọrọ a na-enweghị ụzọ ịkwalite 20 n'ime parentheses maka 20x + 300 = 40x
Maka n'ihu, anyị nwere ike ịkwalite 20x site na ụzọ ịkwalite ịkwalite 300 = 20x
N'imekwa, anyị na-akpọtara ụgbọala ịkwalite a n'ime 20 maka x = 15.

Ọdịkarịa aha: 15.``` 