$\"\"$ \ \

The replacement set is $\"\"$

Replace k in $\"\"$ with each value in the replacement set

and check whether the equation is true. \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
\
k
\                   $\"\"$ \
True or False
\
\
6
\           $\"\"$ \
False
\
\
8 \ \
\ \
$\"\"$
\ \
True
\
\
12
\ \
   $\"\"$
\ \
False
\
\ Since k = 8 makes the equation true, the solution of $\"\"$ is 8. $\"\"$

The solution set is $\"\"$

\ k \	$\"\"$	\ True or False \
\ 6 \	$\"\"$	\ False \
\ 8 \ \ \	\ $\"\"$ \	\ True \
\ 12 \	\ $\"\"$ \	\ False \