Mathematics, 21.09.2021 14:00 smartgirl2092
The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total calling time (in minutes). The monthly cost for 44 minutes of calls is 18.69 and the monthly cost for 67 minutes is . What is the monthly cost for 46 minutes of calls?
Answers: 1
Mathematics, 21.06.2019 19:20, harmonytaylor13
Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.
Answers: 1
Mathematics, 21.06.2019 20:10, lele142018
Which value of m will create a system of parallel lines with no solution? y = mx - 6 8x - 4y = 12
Answers: 3
The monthly cost (in dollars) of a long-distance phone plan is a linear function of the total callin...
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