Solve by graphing. -2y = 6x + 3y = -10
A. (-3, 1)
B. (-3, -1)
C. (-1, 3)
D. (-1, -3)
Answer: D
Mathematics
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A. 342 B. -342 C. 399 D. -399
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Write the augmented matrix for the system. Do not solve the system. 6x + 2z = 10 4y + 7z = 26 9x + 3y + 7z = 32
A. 
B. 
C. 
D. 
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Use a graphing calculator to find the value of the determinant.
A. 48 B. -24 C. 24 D. -48
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Find the probability.A bag contains 8 red marbles, 2 blue marbles, and 5 green marbles. What is the probability of choosing a blue marble when one marble is drawn?
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B. 
C. 
D. 
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