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OLEGan [10]
3 years ago
13

(3m - 4n - 7) - (8m + n - 6)

Mathematics
2 answers:
ololo11 [35]3 years ago
7 0
I believe the answer is -5m-5n-1 if its wrong im sorry
drek231 [11]3 years ago
4 0
-5m - 5n - 1 would be your answer HAPPY NEW YEARS
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