Find the value of the expression using the given values.yx?x = -1, y = 4
A. 
B. -4
C. 4
D. - 
Answer: A
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Solve the quadratic inequality by any method. Write your answer in interval notation.x2 - 11x + 28 < 0
A. (-?, 7) B. (4, 7) C. (-4, 7) D. (0, 7)
Solve the problem.How many pieces of wire 5
inches long can be cut from a 76 inch piece of wire? Round answer to the nearest piece of wire.
A. 97 pieces B. 418 pieces C. 13 pieces D. None of these
Solve the problem.The population of a town was 30,900 at the beginning of 1970. If the population decreased 350 people per year, how many people lived in the town at the beginning of 1985?
A. 25,300 people B. 26,000 people C. 5250 people D. 25,650 people
Write a system of equations for the problem, and then solve the system.There were 34,000 people at a ballgame in Los Angeles. The day's receipts from 
reserved seats and 
general-admission seats were 
How many of each type of seat were sold?
A. $12 seats: 20,000; $5 seats: 14,000 B. $12 seats: 24,500; $5 seats: 9500 C. $12 seats: 14,000; $5 seats: 20,000 D. $12 seats: 9500; $5 seats: 24,500