Respuesta :

To find m, simply divide both sides by 14.

14m/14 = 400.4/14

The 14s on the left cancel out and your left with

m = 400.4/14
m = 28.6

he is right. but if you put the answer make sure it has the tenths place its 28.60  if you put 28.6 it will say its incorrect.!!!!