Consider the expression 16a + 4c. Part B
What is the value of the expression
when a = -2 and c = -1?

A20? -foot ladder is placed against a vertical wall of a? building, with the bottom of the ladder standing on level ground 19 feet from the base of the building. how high up the wall does the ladder? reach?

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)

Which statement shows that 6.24 is a rational number? a. 6.24 = 6.242424 b. 6.24 = 6.24 c. 6.24 = 68⁄33 d. 6.24 = 66⁄25