A members-only speaker series allows people to join for $21 and then pay $2 for every event attended. What is the maximum number of events someone can attend for a total cost of $25?

Respuesta :

2 because if you add 4 dollars to it is is 25$ and that is equal it 2 events
Answer: 2
This is because if you add $4 to it, it is $25, which is equal to 2 events