Question

describe a situation that can be modeled by the expression x - 8

Answer 1

Amanda has some cookies in her lunch basket. Later, Laura took 8 cookies from Amanda. Write an expression to demonstrate this situation. 

x is the first amount that Amanda originally had. 

x - 8

Answer 2

Alex had cookies in his bag and gave his friend James eight of his cookies. How many cookies did Alex have before giving out his cookies to James?

X= the amount that Alex
Originally had

X-8