Simplify the expression. - 5
+ 20
A. - 5
B. 24
C. 16
D. 14
Answer: D
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Use the equation to identify the slope and the y-intercept of the graph.y = 
x - 5
A. m = 
; (0, 5)
B. m = 
; (0, -5)
C. m = - 
; (0, -5)
D. m = - 
; (0, 5)
Graph the polar equation.? = 
A. 
B. 
C. 
D. 
Solve.In the land of Taxalot, the function T(x) = 0.20(x - 8700) + 780 represents the tax bill T of a single person whose adjusted gross income is x dollars for incomes between 8700 and 30,000 inclusive. What is the implied domain of this linear function?
A. (8700, 30,000] B. [8700, 30,000] C. (8700, 30,000) D. [8700, ?)
Solve the problem.The distance that an object falls when it is dropped is directly proportional to the square of the amount of time since it was dropped. An object falls 128 feet in 2 seconds. Find the distance the object falls in 
A. 160 ft B. 320 ft C. 10 ft D. 800 ft