lilacpanda lilacpanda 13-04-2019 Mathematics contestada Emma walked her dog for 1/2 hour before school and 3/4 hour after school. Which equation can be used to find the total number of hours Emma walked her dog? A) 1/2+h=3/4 B)1/2h=3/4 C)3/4h=1/2 D)h-1/2=3/4 Thanks .+*