Bella’s cell phone costs $18 per month plus $0.50 for every minute she uses the phone. Last month her bill was $29.95. How many minutes did she use her phone last month?

Respuesta :

Answer:

24 minutes

Step-by-step explanation:

0.5 x 2 = 1

1. 30-18= 12

2. 12 x 2 = 24