The replacement set is .
Replace x in with each value in the replacement set and check
whether the inequality is true. \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
\
x \ | \
| \
True or false \ |
\
4 \ | \
| \
False \ |
\
5 \ | \
| \
True \ |
\
6 \ | \
| \
False \ |
\
7 \ | \
| \
False \ |
\
8 \ | \
| \
False \ |
Since makes the equation true, the solution of
is
.
The solution set is .