 
 <prompt> Jenna ta samu eel wanda yafi kashi 1/3 da tsawon eel na Bill. Idan aka sa suna eel daban suka samu 64 inches, yaya zafi ne eel na Jenna? <response>: ```Mene ne jami na eel na Jenna da kuma b na eel na Bill. Mu san cewa b = 3j da kuma b + j = 64.
Substituting the first equation into the second equation, we get 3j + j = 64
Combining like terms, we get 4j = 64
Dividing both sides by 4, we get j = 16

The answer will be 16.``` 