Simplify. Assume that all variables represent positive numbers.
A. 65,536x4
B. 8192x
C. 128x
D. 16x
Answer: D
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Solve the problem.A license plate is to consist of 2 letters followed by 3 digits. Determine the number of different license plates possible if repetition of letters and numbers is not permitted.
A. 468,140 B. 468,000 C. 676,000 D. 467,980
Solve for x and graph the results.x ? 5 and x ? -3
A. 
B. 
C. 
D. 
Determine if the equations in the given pair are equivalent. Each equation has only one solution.6y = -36 and y = -42
A. Equivalent B. Not equivalent
Solve the problem.The cost, in dollars, of cellular phone service with Econo-phone is given by 
where x is the number of minutes used in one month. Find the slope and y-intercept of the equation and explain what each signifies.
A. 26.55 signifies the total phone bill, and 0.19 signifies the number of minutes used. B. 26.55 signifies the cost per minute, and 0.19 signifies the monthly service charge. C. 0.19 signifies the hourly phone rent, and 26.55 signifies the cost of the hardware. D. 0.19 signifies the cost per minute, and 26.55 signifies the monthly service charge.