Your cellphone company charges a $18 monthly fee, plus $0.11 per minute of talk time. One month your cell phone bill was $70.80.

Question

3 years ago

6

How many minutes did you spend talking on the phone that month?

2 answers:

Eduardwww [97] · Answer 1 · 2022-11-12T09:33:53+03:00

8 0

Answer:

480 minutes

Step-by-step explanation:

We can write this relationship as $y=0.11x+18$ and then solve for x when y=70.80:

$y=0.11x+18\\\\70.80=0.11x+18\\\\52.80=0.11x\\\\480=x$

Therefore, you spent 480 minutes talking.

NemiM [27] · Answer 2 · 2022-11-12T07:52:29+03:00

NemiM [27]3 years ago

5 0

Answer:

480 minutes would be the answer

Step-by-step explanation: