Respuesta :

the answer is 6 i think

Answer:

m = - 6

Step-by-step explanation:

Given

m + 2m - 6 = - 12 + 2m, that is

3m - 6 = - 12 + 2m ( subtract 2m from both sides )

m - 6 = - 12 ( add 6 to both sides )

m = - 6

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