Try this site for step by step help and solutions. Enter login ehs928.
Have fun investigating in a 3D perspective.
Goto navigate by chapter on the left side to pick a chapter, next click on Ace the Test. Pick sections and questions to practice. Get your answer checked or view step by step examples.
If you are absent or just need to hear the lesson again use this link. Enter the web code from the text. It is ate- for Algebra or aue- Geometry, then two digits for the chapter and two digits for the section number. You can find it in the margin near problem 25-50 of the section or jn the section near example 2..