SOLUTION: Each month, Ashley pays $40 for her cell phone bill plus $0.05 for each text message that she sends. Determine whether the relation between the number of text messages she sends, x

Question 1059585: Each month, Ashley pays $40 for her cell phone bill plus $0.05 for each text message that she sends. Determine whether the relation between the number of text messages she sends, x, and the amount of her cell phone bill,y, is a function. If it is a function, identify the domain and range.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
C=40+0.05*t, where t= number of text messages
This is a function. There is no place where one gets 2 C values for the same t value.
The domain are all non-negative text messages. Zero is fine, but negative numbers are not allowed.[0,oo)
The range is all costs from $40 higher. [40,oo)

RELATED QUESTIONS
Jeff's cell phone bill, b, is $35 per month plus $0.10 for each text message, t, he... (answered by mananth)

Jessica pays a flat rate of $70 for her cell phone and is charged $0.05 for every text... (answered by checkley79)

Your cell phone plan costs $29.99 per month plus $0.11 for each text message you... (answered by ikleyn)

A cell phone company charges a monthly fee of $10 for the first 1000 text messages and 10 (answered by josmiceli,gonzo)

A cell phone company charges a monthly fee of $10 for the first 1000 text messages and 10 (answered by josmiceli)

You budget $100 dollars a month for a cell phone bill. The company you are with charges... (answered by stanbon)

Your cell phone bill costs 34.99 per month plus 0.16 for each text message sent or... (answered by Alan3354)

Your cell phone plan costs 34.99 per month plus 0.16 for each text message sent or... (answered by ewatrrr)

Debbie pays $0.15 per text and $0.08 per minute of voice calls on her cell phone. She... (answered by Theo)