makenziefaith47
makenziefaith47
17-01-2020
Mathematics
contestada
Is -7+9 = -9+7 true false or open
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ciaralb
ciaralb
17-01-2020
False: -7+9=2 and -9+7=-2 therefore 2≠-2
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Zaynrhino123
Zaynrhino123
17-01-2020
The answer is false. -7 + 9 is 2. -9 + 7 is -2
Answer Link
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