Algebra I DB
p.477 (20-22, 32, 36 40-47) https://drive.google.com/open?id=0BzBOe1jhxv6dbVFnczI5WkJJZjQ
p. 478 (48-60E) https://drive.google.com/open?id=0BzBOe1jhxv6dSVdlSzg5SkJieEk
p. 484 (16-28E, 40, 41) https://drive.google.com/open?id=0BzBOe1jhxv6deVdxU21hMVNsbFU
p. 484 (30-38E), p. 485 (42, 43) https://drive.google.com/open?id=0BzBOe1jhxv6dazg5RVhOY181bzA
p.477 (20-22, 32, 36 40-47) https://drive.google.com/open?id=0BzBOe1jhxv6dbVFnczI5WkJJZjQ
p. 478 (48-60E) https://drive.google.com/open?id=0BzBOe1jhxv6dSVdlSzg5SkJieEk
p. 484 (16-28E, 40, 41) https://drive.google.com/open?id=0BzBOe1jhxv6deVdxU21hMVNsbFU
p. 484 (30-38E), p. 485 (42, 43) https://drive.google.com/open?id=0BzBOe1jhxv6dazg5RVhOY181bzA