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OpenStudy (anonymous):
Is -7+9=-9+7 true false open helpp?
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OpenStudy (anonymous):
flase because 2 is not equal to -2
OpenStudy (anonymous):
That could be rewritten as follows \[9-7=? 7-9\]What does 9-7 get you? 2. What does 7-9 get you? -2. Does 2=-2? No. So therefore, that statement is false.
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