Respuesta :
Answer:
17
Step-by-step explanation:
39=3m-12
Add 12 to both sides
39+12=3m-12+12
51=3m
Divide both sides by 3
51/3=3m/3
M=17
Answer:
17
Step-by-step explanation:
39=3m-12
Add 12 to both sides
39+12=3m-12+12
51=3m
Divide both sides by 3
51/3=3m/3
M=17