###### Exercise5

Solve this inequality.

\(\displaystyle{ {4} \leq {x+7} }\)

In set-builder notation, the solution set is .

In interval notation, the solution set is .

Solve this inequality.

\(\displaystyle{ {4} \leq {x+7} }\)

In set-builder notation, the solution set is .

In interval notation, the solution set is .