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OpenStudy (anonymous):
Solve -7 < x + 2 < 4. A. -9 < x < 2 B. -5 < x < 6 C. x < 2 or x > -9 D. no solution
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OpenStudy (callisto):
Break it down into 2 inequalities -7 < x + 2 and x + 2 < 4 First solve for -7 < x + 2 -7 < x + 2 x>-9 Then solve for x + 2 < 4 x + 2 < 4 x < 2 Combine the 2 results and choose the right answer yourself!
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