Answer:
m = -6
Explanation:
Step by step explanation:
2-11 = 3m+9 ==》3m = -18 ==》m = -18/3 ==》m= -6
Answer: m= -6
Step-by-step explanation: 2 = 11 + 3m + 9
3m = 2 - 11 - 9
3m = -18
Divide both sides by 3.
m= -6
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