Question

How do you solve `-2 < x/3 + 1 < 5`?

Answer 1

value of `x` is between`- 9 and 12`

`-9 < x < 12`

Explanation:

`- 2 - 1 < x/3 + 1 - 1 < 5 - 1 " "larr -1` from each part

`-3 < x/3 <4" "xx3` in each part to get rid of the fraction.

`- 9 < x < 12`