Respuesta :

Answer:

m=3

Step-by-step explanation:

Move the 12 over to the other side so it will be 4m=12, then divide each side by 4 to get m=3

Answer:

m=3

Step-by-step explanation:

4m-12=0

4m-12+12=0+12

4m=12

4m/4 =12\4

m=3