Painless Algebra/ 
Long, Lynette. 
 - 2nd edition. 
 - New York.:  Barron's,  c2006. 
 - vi,298 p.:  ill.;  22 cm. 
<br/><br/><label>ISBN: </label>0764134345 
<br/><br/><label>LC Class. No.: </label>QA152.3  / .L66 2006