Solve using Cramer's rule, if possible. If it is not possible, state whether the system is inconsistent or has infinitely many solutions.
A. (5, 0)
B. Inconsistent
C. Infinitely many solutions
D. (0, 0)
Answer: C
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Solve the problem.The winner of the 1998 Peoria 500 (mile) race was Serge Bologna, with an average rate of 191.665 miles per hour. What was his time in hours? (Round to the nearest one thousandth hour.)
A. 2.609 hours B. -7.391 hours C. 12.609 hours D. 95,832.500 hours
Solve the system of equations by the elimination method. Check your solutions. For any dependent equations, write your answer in the ordered pair form.
A. {(7, -3)} B. {(7, -4)} C. ? D. {(6, -3)}
Find the indefinite integral.
?
?
A. 
B. 
C. 
D. 
E. 
A car rental company offers two plans for renting a car.
Plan A: $40 per day and $0.20 per mile. Plan B: $60 per day with free unlimited mileage. For what range of miles will plan B save you money?