Question

A text message plan coasts $7 per month pluse $0.46 per text. Find the monthly cost for x text messages.

Answer 1

p = 7 + 0.46x is the monthly cost for x text messages

Solution:

Given that, A text message plan costs $7 per month plus $0.46 per text

To find: Monthly cost for "x" text messages'

Let "x" be the number of text messages in a month

From given information,

text message plan cost per month = $ 7

Cost for 1 text = $ 0.46

Let "p" be the Monthly cost for "x" text messages

Then, we get,

p = text message plan cost per month + (Cost for 1 text)(number of text messages in a month)

`p = 7 + 0.46x`

Thus the monthly cost for x text messages is found