Mathematics
alaaric
2015-11-01 11:35:15
Analyze the solution shown.1. –|–x| = 7: given 2. |–x| = –7: multiplication property of equality 3. –x = 7 or –x = –7: definition of absolute value 4. x = –7 or x = 7: multiplication property of equality 5. Check: –|–(–7)| = 7, –7 ≠ 7 –|–7| = 7, 7 = 7 Negative times negative is positive.
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adickerson443
2015-11-01 17:40:41

They are all correct steps

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