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Mathematics 7 Online
OpenStudy (bluehalo1870):

Which of the following expressions is incorrect? |-12| = 12 -|-12| = -12 -|12| = 12 |12| = 12

OpenStudy (steve816):

What do you think? Any ideas?

OpenStudy (daniyil_the_spy):

A

OpenStudy (daniyil_the_spy):

cause -12 cancels out

OpenStudy (steve816):

^

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