for his phone service, Jonh pays a monthly fee of $30, and he pays and additional $0.05 per minute of use. the least he has been charged in a month is $99.45
what are the possible number of minutes he has used his phone in a month?
use m for the numbers of minutes, and solve your inequality for m.​

Respuesta :

$99.45-$30= $69.45

$69.45/.05= 1,389

He's been using his phone for 1,389 minutes.

0.05m + 30= $99.45

Answer:

m= 1395

Step-by-step explanation:

99.45 -30=

69.45

69.45 divided by 0.05