00904     2200301   4500008004100000001001900041005001800060020001800078035002100096040001200117041000800129043000900137082001400146084001400160100001900174245012300193250001200316260004900328300003500377440003600412440002800448650002200476700001700498700002600515700001900541700003000560850001200590250114|||||||||   |   |||   |||| ||   ||BHTDB050220140000920140205132610.12  a0-13-165657-0  0012-050214000960  aSBPKHAT  aEng  aa-io0 2[23]a512  a512 LAP t0 aLappan, Glenda00aThe shapes of algebra /cGlenda Lappan, James T. Fey, William M. Fitzgerald, Susan N. Friel, Elizabeth Difanis Philips  aCet. 10  aNew Jersey :bPearson - Prentice Hall,c2009  aix, 91 hlm. :bilus. ;c27 cm. 0aLinear systems and inequalities 0aConnected mathematics 2 0aAlgebra - aljabar0 aJames T. Fey0 aWilliam M. Fitzgerald0 aSusan N. Friel0 aElizabeth Difanis Philips  aSBPKHAT