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Divide - 81 by the sum of and 3/9 and -6/7 |
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Answer» 3/9 and -6/7= 3/9+(-6/7)= 3×7-6×9/63= 21-54/63= -33/63= -11/21divide -81/-11/21= -81×21/-11= 1701/11 |
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