Write the interval as an inequality involving x, and illustrate the inequality using the real number line.[-9, 5]
A. -9 < x ? 5
B. -9 < x < 5
C. -9 ? x < 5
D. -9 ? x ? 5
Answer: D
Mathematics
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?
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Solve the linear inequality. Graph the solution set on a number line, and express the solution using interval notation.-21x + 3 ? -3(6x + 4)
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