Answer: the expression that represents the total number of items that have been collected is
7d + 12
Step-by-step explanation:
You are collecting pairs of socks and toothbrushes for a local charity.
Total number of pairs of socks that you would have collected after d days is (4d+5)
Total number of toothbrushes that you would have collected after d days is (3d+7). Therefore, the expression that represents the total number of items that have been collected after d days would be
