Find the equation of each linear relationship.
Hours (x)
Number of
units (y)
480
15
Cost ($)
24
3,600
5,760
7,200
11,520
30
48
55
13,200
10 20 30
Time (min)

Cynthia takes her dog to the park every 2 days. she bathes her dog every 7 days. if she took her dog to the park and bathed him today, how long will it be until she does both on the same day again?

What is another way to express 36 +32

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.