Question

Jacob and Melissa both collect baseball cards. Let J represent the number of cards that Jacob has. Melissa has 5 fewer cards than Jacob. Write an expression that shows how many cards they have together.

Answer 1

Answer: 2J - 5

Explanation:

The number of cards that Jacob has = J

Melissa has 5 fewer cards than Jacob. Melissa card will be: = J - 5

The expression that shows the number of cards they have together will be gotten by adding their cards together. This will be:

= J + (J - 5)

= J + J - 5

= 2J - 5