###### Exercise4

Solve this inequality.

\(\displaystyle{ {x-4} \leq {9} }\)

In set-builder notation, the solution set is .

In interval notation, the solution set is .

Solve this inequality.

\(\displaystyle{ {x-4} \leq {9} }\)

In set-builder notation, the solution set is .

In interval notation, the solution set is .