Question 174492
24m+18w=2880
m=w+1 
24(w+1)+18w=2880
24w+24+18w=2880
42w=2880-24
42w=2856
w=2856/42
w=68 number of women's shoes sold.
m=68+1=69 number of men's shoes sold.
Proof:
24*69+18*68=2880
1656+1224=2880
2880=2880