Question

Which set of expressions represents equivalent expressions? Check ALL (2) that apply.
Group of answer choices

(3 + 6) divided by 2
1
3 + (6 divided by 2

3(6+2)
2
3+6+3+2

(6 divided by 3) + 2
3
2 + (6 divided by 3)


(3 . 6) . 2
4
3 . ( 6 . 2)

Answer 1

The equivalent pairs are 3 and 4.

- (6 ÷ 3) + 2 = 2 + 2 = 4, and 2 + (6 ÷ 3) = 2 + 2 = 4 (addition is commutative).
- (3 · 6) · 2 = 18 · 2 = 36, and 3 · (6 · 2) = 3 · 12 = 36 (multiplication is associative).