Question

Dave delivered 52 newspapers in all. saturday & sunday. he delivered 8 more newspapers on sunday than on saturday. how many newspapers did dave deliver on sunday?

Answer 1

Sat + Sun = 52
Sun = Sat + 8

Sat + Sat + 8 = 52
2Sat + 8 = 52
2Sat + 8-8 = 52-8
2Sat = 44
2Sat/2 = 44/2
Sat = 22

Sun = 22 + 8
Sun = 30

Check
Sat + Sun = 52
22 + 30 = 52
52 = 52