Respuesta :

m = 2

3 - 2m = -1

subtract 3 from both sides
-2m = -4

divide by -2 on both sides
m = 2

the answer is positive since a negative divided by a negative is positive

Answer: m = 2

Step-by-step explanation:

3 - 2m = -1

-3           -3

Subtract 3 on both sides

-2m  =   -4

÷-2       ÷-2

Divide both sides by -2 to get m alone

m = 2

Your final answer would be m=2