Simplify, then write in descending order.-4m8 + 5m3 - 9m2 + 9m8 - 15m3
A. 5m8 + 10m3 - 9m2
B. 5m8 - 10m3 - 9m2
C. 5m8 - 10m3 + 9m2
D. 24m13
Answer: B
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Solve the application and answer with a complete sentence.A developer has built a house on a rectangular piece of land with an area of 1000 square yards. If the width of this land is 20 yards, what is its length?
A. The length of this land is 50 yards. B. The length of this land is 48 yards. C. The length of this land is 49 yards. D. The length of this land is 52 yards.
Provide an appropriate response.Bell's Amusement Park expected 12,000 guests on July 4. By noon 1500 guests were already present. The percent of expected guests already in the park was 12%.
A. True B. False
Solve the problem.A freight train leaves a station traveling at 32 km/h. Two hours later, a passenger train leaves the same station traveling in the same direction at 52 km/h. How long does it takes the passenger train to catch up to the freight train?
A. 3.2 hr B. 2.2 hr C. 4.2 hr D. 5.2 hr
Evaluate the expression for the given value of x.-3x3, x = 5
A. -375 B. -45 C. -3375 D. 375