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Your Mobil phone company bill is $35.95 per month plus $0.20 per text message. What is the rate of change ? What is the initial value? Write an algebraic equation that wold model your total monthly cost
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Your Mobil phone company bill is $35.95 per month plus $0.20 per text message. What is the rate of change ? What is the initial value? Write an algebraic equation that wold model your total monthly cost c for any number of t text messages . Use your equation to find the cost in a month with 225 text messages?

User Ajitkumar
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1 Answer

6 votes

Answer:

x = number of text messages sent

0.2x+40=50

0.2x = 10

5(0.2x) = 5(10)

x = 50

Explanation:

User Robbie
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5.6k points
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