Question

How do you solve and write the following in interval notation: `2-x< -5`?

Answer 1

Interval Notation : `(7,oo).`

Explanation:

Adding `x+5` on both sides of the given inequality, we find,

`2-x+x+5<-5+x+5,` i.e., `7<x.`

In Interval Notation, this is written as `(7,oo).`