Found the Algebra materials I was looking for at the State of Washington Open Course Library
The Open Course Library is a collection of expertly-developed educational materials – including textbooks, syllabi, course activities, readings, and assessments – for 81 high-enrolling college courses. 42 courses have been completed so far, providing faculty with a high-quality option that will cost students no more than $30 per course.
Our 42 phase 1 courses are now available. All course materials are shared under a Creative Commons (CC-BY) license unless otherwise noted. If you have adopted an Open Course Library course please fill out the Adoption Form.