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OpenStudy (anonymous):
What is the solution set of |2x + 4| < 8?
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hero (hero):
Take the inverse absolute value of both sides to get: 2x + 4 < ± 8
OpenStudy (anonymous):
okay? now what
OpenStudy (anonymous):
2x<4 or 2x< -12 ?
hero (hero):
Okay, finish solving both for x
hero (hero):
Actually, the next step should have been this: -8 < 2x + 4 < 8
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OpenStudy (anonymous):
thanks:) i got help
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