Question

Which expression represents 9 less than a number?

9n


n – 9


9 – n


n – 9n

Answer 1

B cuz n-9 = 9 less than a number

Answer 2

thanks!

Answer 3

It's 9 less than n, so n-9 is your answer.

9-n would be n less than 9. And the other two involve multiplication, so you can immediately rule those out.

Answer 4

thanks

Answer 5

Ur welcome! :D