Sketch the feasible region, and use linear programming to find the maximum value of z on the feasible region. y ? 2x - 1z = 2x + 5y y ? 
x + 8 y ? -x + 14
A. 42
B. 88
C. 50
D. 67
Answer: D
Mathematics
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Solve the problem.There are 6 women running in a race. If a person guesses randomly the first place, second place, and third place winners, what is the probability that they will guess all winners correctly?
A. 
B. 
C. 
D. 
Mathematics
Find the area of the square.
A. 392 sq cm B. 196 sq cm C. 191 sq cm D. 56 sq cm
Mathematics
Solve the system by graphing. If there isn't a unique solution to the system, state the reason.
x - y = 1x = 5
A. ( 5, 
)
B. (5, 0)
C. (5, 1)
D. (0, 5)
Mathematics
Simplify.-9(3 - 4) - 24
A. -1 B. 25 C. 16 D. -7
Mathematics