Question

Select all the pairs of expressions that are equivalent.
1ad21 and 7/2+3)

Answer 1

The third one and the 4th one

Explanation:

Answer 2

1)14d + 21 = 7(2d + 3)

3) 8(6q - 9) = 48q - 72

4)16 + 4w = 2(2w + 8)