Solve using the elimination method. Use a graphing calculator to check your answer. 5x + 54 = -7y 3x - 5y = 32
A. (-1, -6)
B. (-1, -7)
C. (-2, -6)
D. No solution
Answer: B
Mathematics
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A. 4 B. 0 C. 3 D. undefined
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A. 
B. 
C. 
D. 
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Minimize 
subject to the given constraints.
?
?
Separate the minimum value and the point with a comma. Enter the point using coordinate notation: (x, y).
What will be an ideal response?
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Use the given information to find the exact value of the trigonometric function.sec ? = 4; The terminal side of ? lies in Quadrant I.
Find cos 
.
A. 
B. 
C. 
D. 
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