The inequality is
.
The absolute value inequality
is equivalent to
.
Solve the inequality 1:
.
Add 4 to each side.
\
.
Solve the inequality 1:
.
Add 4 to each side.
\
.
The solution set is
.
Graph the solution set for each inequality and find their intersection.
Observe the graph, the open circle means that
are not solutions of the inequality.
The solution set is
.
Graph the solution set for each inequality and find their intersection.