Solve the inequality. Graph the results.-8x + 11 ? -9x + 9
A. x < -8
B. x ? -2
C. x > -8
D. x ? -2
Answer: B
Mathematics
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Solve the problem. Round to an appropriate number of significant digits.What is the minimum force required to prevent a ball weighing 26.7 lb from rolling down a ramp which is inclined 15.3° with the horizontal?
A. 25.8 lb B. 3.5 lb C. 12.9 lb D. 7 lb
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Solve the equation.x2 + 3x - 40 = 0
A. {-8, 1} B. {8, -5} C. {-8, 5} D. {8, 5}
Mathematics
Solve the problem.Sheryl's mean score on eight exams is 93.625. Find the sum of her scores.
A. 849 B. 772 C. 765 D. 749
Mathematics
Evaluate.
A. 0 B. -13 C. 26 D. 13
Mathematics