Respuesta :

Answer:

m=30

Step-by-step explanation:

3 (0.3m + 6) + m = 75

Distribute the 3

.9m + 18 +m = 75

Combine like terms

1.9m +18 = 75

Subtract 18 from each side

1.9m +18-18 = 75-18

1.9m = 57

Divide each side by 1.9

1.9m/1.9 =57/1.9

m = 30