Answer:
Ryder 8(3 + 5)
Explanation:
Given expression:
24 + 40
Each friend wrote:
Chet 8(4 + 5)
= 32 + 40
Wrong
Mila 4(6 + 8)
= 24 + 32
Wrong
Sue 4(6 + 9)
= 24 + 36
Wrong
Ryder 8(3 + 5)
= 24 + 40
Correct
Of the four friends, only Ryder wrote the expression correctly
Ryder 8(3 + 5)