Question

Edmundo bought 4 trading cards yesterday. he bought some more trading cards today. now he has 12 trading cards. if n represents the number of trading cards Edmundo bought today, which equation is correct?

Answer 1

4 + n = 12

Explanation:

Given

• Edmundo had 4 cards yesterday
• He has 12 cards today
• n is the number of cards he bought

Solving

• Cards (yesterday) + n = Cards (today)
• 4 + n = 12