Mathematics

Mathematics, 01.02.2021 19:10, kataldaine

Each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. Unlimited texting costs $30 more. Choose an expression to show the cost of a talk-and-texting plan for one month, given x minutes over 500. A) 0.45 + 50x
B) 50 + 0.45x
C) 30 + 20x
D) 500 + 50 + 0.45x

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