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OpenStudy (anonymous):
All of the following are equivalent except _____. x - (-2) -2 + x x - 2 x + (-2) please help me:(
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OpenStudy (anonymous):
@undeadknight26
OpenStudy (anonymous):
A) x - (-2) This is simply because 2 negatives make a positive. so x - (-2) = x + 2, which is diferrent from all the rest.
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