p. 260 (18-23, 39-44, 59, 60) https://drive.google.com/open?id=0BzBOe1jhxv6dYV93ckwzelZta0U
Practice 5-3 https://drive.google.com/open?id=0BzBOe1jhxv6dcllwSXBVV3c2ckk
p. 275 (40-43) https://drive.google.com/open?id=0BzBOe1jhxv6dSXRBWE13Z1ZvdFk
p. 284 (38-40) https://drive.google.com/open?id=0BzBOe1jhxv6dV0s4MFRSMUhHcGM
Practice 5-3 https://drive.google.com/open?id=0BzBOe1jhxv6dcllwSXBVV3c2ckk
p. 275 (40-43) https://drive.google.com/open?id=0BzBOe1jhxv6dSXRBWE13Z1ZvdFk
p. 284 (38-40) https://drive.google.com/open?id=0BzBOe1jhxv6dV0s4MFRSMUhHcGM