Which equation represents the vertical line passing through (7,-3)?

a. x = -3

b. y = -3

c. x = 7

d. y = 7

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Which number line represents the solution set for the inequality -1/2x> 24?

Barbara deposited $300 in the bank. if the bank pays her simple interest at the rate of 4 percent per year, how much money will she have in her account at the end of 9 months?