Question

Carlos is making belts.He uses 12 rivets each on 4 belts and 15 rivets each on 2 belts.How many rivets are on the belts.

Answer 1

2x15 + 4x15= your answer good luck !!

Answer 2

12 × 4 = 48
15 × 2= 30
48 + 30 = 78
78 is the answer :)