The answer is 10 you see 6 people are in both of the classes so you have to subtract 6 from the 12 and 16 12+16-6=22
32-22=10
1. Selection B is the only equation satisfied by both (0, 5) and (2, -1).
2. Selection D is the only one with a slope of 5/2.
You are going to find the different of the new price from the old price . 175.90-153.77=22.13
then you divide the difference by the new prince 22.13/153.77= 0.1439
you are you to multiple the decimal by 100
Your answer is going to be 14.39
Your estimate can be 14%
