MODELING REAL LIFE A cell phone company charges a monthly fee plus $0.25 for each text message you send.
The monthly fee is $30.00. You owe $59.50. How many
text messages did you send? Justify your answer.
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What is the quadric regression equation that fits these data

14 pointslet x be the seats in the small van and y the seats in the large van. how many seats does the large van have? a company uses two vans to transport worker from a free parking lot to the workplace between 7: 00 and 9: 00a.m. one van has 9 more seats than the other. the smaller van makes two trips every morning while the larger one makes only one trip. the two vans can transport 69 people, maximum.how many seats does the larger van have?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?