a.
x= # of miles per inch on the map
4 1/2 x inches on the map = 24 miles in real life
2(4 1/2 x) = 2(24) Addition Property of Equality
9x = 48
9x/9 = 48/9 Division Property of Equality
x = 45/9 + 3/9
x = 5 + 1/3
x = 5 1/3
1 inch to 5 1/3 mi
b.
1/4 in = 1 mi
z= 1 mi
z= 1/4 in
24z
24(1/4)
6 in
