 
 <prompt> Jason jụrụ 1/4 nke ego ya na ọzọ $10 na ihe ndị ọzọ. O nọrọ 2/5 nke ego n'ime nke a na ọzọ $8 na ihe ndị ọzọ. Ọ bụrụ na ya na-ewere $130, ebe a bụ ihe ego ya n'afọ. <response>: ```Bido X ka oke Jason nwere na ọzọ.
Jason jụọ 1/4*X + 10 na asụsụ.
Jason jụọ 2/5*[X - (1/4*X + 10)] + 8 na ihe ndị DVD n'ime.
Jason nwere X - (1/4*X + 10) - {2/5*[X - (1/4*X + 10)] + 8} = $130 nọọ.
X - 1/4*X - 10 - 2/5*X + 1/10*X + 4 - 8 = $130.
9/20*X - 14 = $130.
X = $320.

Ọ bụghị ihe ọ bụla ga-eji 320.``` 