![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The list is 4, 8, 12, 16, 20, ...
\Observe the pattern; the difference between consecutive numbers is 4.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8bb1ecec4c3c1e7eb43c35badba5f6f5.png\")
\
![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
Let n be the next term.
\Write an equation for the situation.
\Previous term + 4 = Next term.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7103100f64f2ffa577adccffbcbfe089.png\")
(Substitute previous term = 20 and next term = n)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=00df2ea21b083673ba2b548dc4ec0f6f.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5f703e2cd14825d0b9a4c64f3a4099fe.png\")
)
The extended pattern is
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=832e755d32f3954b6a1c24a929d6e7bc.png\")
The next term in the given list is 24.
\![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The next term in the given list is 24.
\