Determine the value of a
a^2-12x+24=(x-a)(x-4)

Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?

Find the coordinates of point x that lies along the directed line segment from y(-8, 8) to t(-15, -13) and partitions the segment in the ratio of 5: 2.

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"