Simplify.- 
A. -5
B. 5
C. 4
D. -4
Answer: D
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Solve the problem.A room in the shape of a triangle has sides of length 7 yd, 8 yd, and 13 yd. If carpeting costs $13.50 a square yard and padding costs $4.25 a square yard, how much to the nearest dollar will it cost to carpet the room, assuming that there is no waste?
A. $430 B. $327 C. $412 D. $418
Provide an appropriate response.What does the graph of the equation 
look like?
A. The z-axis B. The y-axis C. The yz-plane D. The xy-plane
Write the number in scientific notation.0.000893
A. 8.93 × 10-4 B. 8.93 × 10-5 C. 8.93 × 10-3 D. 8.93 × 104
Solve the problem.Johnny's rental company charges 
per day for a small truck plus 
per mile. Annie's rental company charges 
per day for the same size truck plus 
per mile. For what number of miles driven (in one day) will Annie's company be cheaper?
A. less than 800 miles B. less than 400 miles C. more than 800 miles D. more than 900 miles