Question

Which problem is the same as 7 + 6?
6+6-1
7+7+1
7+6+1
7+7-1

Answer 1

7+7-1

Explanation:

7 + 6 = 13

7 + 7 = 14

14 - 1 = 13

they both have the same value

Answer 2

D) 7+7-1

Explanation:

7+6 = 13

7+7 = 14, 14-1 = 13