### Home > CC1 > Chapter 7 > Lesson 7.3.4 > Problem 7-129

7-129.

Maria was putting together party favors for her niece’s birthday party. She put three small chocolate candies and four hard candies into each bag. Homework Help ✎

If Maria had 10 bags, how many candies did she use in all?

To represent the total number of candies in 10 bags, you would write the expression 10(3 + 4). What expression would you write to represent the total number of candies used if Maria had to make 12 bags for party favors?

If Maria used 7 candies in one bag, how many candies did she need for 10 bags?

Which number in the expression 10(3 + 4) represents the number of bags?

This number needs to change to 12.