# The total number of text messages Miriam send in a month.

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

### Precalculus: Mathematics for Calcu...

6th Edition
Stewart + 5 others
Publisher: Cengage Learning
ISBN: 9780840068071

#### Solutions

Chapter 1.6, Problem 20E
To determine

## To find: The total number of text messages Miriam send in a month.

Expert Solution

Miriam sends total 1285 text messages in a month.

### Explanation of Solution

Given:

The cost for first 1000 messages is $10 and cost for additional text messages is 10 cents. Miriam’s bill is$38.50 for month of June.

Calculation:

Let the number of total text messages be x.

Tabulate the given information into the language of algebra.

 In words In Algebra Number of text messages x Additional text messages x-1000 Cost of additional messages 0.10(x−1000)

Model the equation for the above information.