please help me asap!!!
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Answer:
-5m + 2m
Step-by-step explanation:
Coefficient - number next to the variable
-2m + 5m = 3m
Coefficient: 3
Incorrect
2m + 5m = 7m
Coefficient: 7
Incorrect
5m - 2m = 3m
Coefficient: 3
Incorrect
-5m + 2m = -3m
Coefficient: -3
Correct