To solve the given equation for m, we divide the equation by 3.5:
[tex]\frac{3.5m}{3.5}=\frac{15.4}{3.5}.[/tex]Simplifying the above result, we get:
[tex]m=4.4.[/tex]Rounding the above number to 2 decimal places, we get:
[tex]m=4.40.[/tex]Answer:
[tex]4.40[/tex]