Which expression is equivalent to -21?
A. 9-(-12)
B. 9+(-12)
C. -9+12
D. -...
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Mathematics, 14.04.2020 21:49 morgans53005
Which expression is equivalent to -21?
A. 9-(-12)
B. 9+(-12)
C. -9+12
D. -9-12
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Answers: 1
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