Respuesta :

atrammelljchs

Answer:

m=-3

Step-by-step explanation:

first multiply every thing out

3-18-4m=m

simplify

-15-4m=m

get all m's on one side

-15=5m

divide both sides by 5 to isolate m

-3=m

vargleil

Answer:

4

Step-by-step explanation:

khan

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