Question

Question #bdf04

Answer 1

`2 (n - 7)`

Explanation:

Find a way to express the idea by working one step at a time.

1) Let `n` represent "a number"
`n` `larr` the number

2) Write an expression for "the difference between the number and `7`
`n - 7` `larr` difference between `n` and `7`

3) Double that difference by multiplying the entire term by `2`
`2 (n-7)`

This expression represents "two times the difference between a number and seven"

Answer:
`2 (n-7)`