Solve.?x? ? 10
A. (-?, -10]
B. (-?, -10] ? [10, ?)
C. (-?, 10]
D. [-10, 10]
Answer: D
Mathematics
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Solve the equation by factoring.x2 + 14x = -45
A. -9, 5 B. -45, -1 C. 5, 9 D. -9, -5
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Find the solution to the system by addition (elimination) method. 2x + 30y = -196 8x + 6y = 14
A. (7, -7) B. (-6, 7) C. (8, -8) D. (-7, 7)
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Determine whether the ordered pair is a solution of the system of linear equations.(-3, 5);
A. Yes B. No
Mathematics