distribute 3/8 to m and 1 so now the equation should be 1/4m + 3/4m - 3/8m + 3/8
then add 1/4m 3/4 to get m. the equation should now look like m - 3/8m + 3/8
m is 1m but the one is invisible so subtract 3/8 from 1 now the equation should look like 5/8m + 3/8
final answer: 5/8 + 3/8