The total cost in dollars y of renting a kayak for x hours at a campground is modeled by the equation y=4.2x+15. A competitor offers rentals according to the model y = 3.2 + 20. Which company is less expensive?

Which of the following circles have their centers in the third quadrant?

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236

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