Combine like terms.-3 + (-2x) + 10x - 5
A. -8x + 8x
B. -8 + 8
C. -5x + 5x
D. -8 + 8x
Answer: D
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Represent the quantity by an integer.33-pound gain
A. 33 B. -33
Solve the problem. Round to one decimal place if needed.The zoo has hired a landscape architect to design the triangular lobby of the children's petting zoo. In his scale drawing, the longest side of the lobby is 18 centimeters. The shortest side of the lobby is 5 centimeters. The longest side of the actual lobby will be 38 meters. How long will the shortest side of the actual lobby be?
A. 1.4 m B. 10.6 m C. 136.8 m D. 0.1 m
In a survey of the number of DVDs in a house, the table shows the probabilities. 
Find the probability of a house having fewer than 2 DVDs.
A. 0.57 B. 0.38 C. 0.71 D. 0.29
Solve the problem.If the voltage, V, in an electric circuit is held constant, then the current, I, is inversely proportional to the resistance, R. If the current is 120 milliamperes (mA) when the resistance is 2 ohms, find the current when the resistance is 6 ohms.
A. 357 mA B. 40 mA C. 80 mA D. 360 mA