 
 <prompt> A ranƙa ya sami jiki mai amfani da 8 gidan dabbobi da 5 gidan gudun hijira da suke cikin gona. A shekara na farko, ranƙa zai bata damar sa suka yi amfani da gona a kan gona sa har suna kammala. Bayan an bata gona a kan gona, ya kamata ya sami kwallo mai daidaita $10 don kwallo. Kowane gidan gudun ya kwallo 2 akwatin gona a watan, kuma kowane gidan dabbobi ya kwallo 1 akwatin gona a watan. Kuma, kwallo mai daidaita zai kwallo kowane gidan gudun a watan da kowane gidan dabbobi a watan. Idan gona na ranƙa ya sami 144 akwatin gona, shin ranƙa zai buƙatar kwallon kwallo don kwallo suka kai suka kai a shekara? <response>: Nan, 144 acres na grass za a samu ayyukan ta hanyar bayanin kwarai 5*2*T + 8*1*T = 144.
Bayanin wannan bayani don T, muna samu 18*T = 144, ko T = 8 fura ta kasancewa ta hanyar bayanin kwarai a cikin kauyen mai.
Wannan yana nufin cikin kauyen ya kawo shayi da corn feed a cikin 12 - 8 = 4 fura.
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