Question

Bruce sees 29 oak trees and 4 maple trees. Then he sees double the number of pine trees as maple trees. How many trees does he see?

Answer 1

29 + 4 + ? = ?
29 × 2 = 58
58 + 4 = 62
62 + 29 = 91
? = 58
? = 91
29 + 4 + 58 = 91