Posted on October 18, 2014August 20, 2015 by Dale Callahan Ch2.8 #18. Here is a solution for Algebra II with Trig Chapter 2.8 #18. A2T-Ch2.8#18.pdf Post navigationPrevious post: Geometry Ch5.1 #26-31Next post: Algebra II with Trig Ch5.5 #90 (Correction to solution)