Posted by tikenya on Tuesday, September 28, 2010 at 11:17pm.
how do u solve a system of linear equations in three variables?
for example this problem
Ex.1 2x2y+z=3
5yz=31
x+3y+2z=21

algebra 2  TutorCat, Wednesday, September 29, 2010 at 12:01am
http://www.mathwarehouse.com/algebra/planes/systems/threevariableequations.php

algebra 2  Anonymous, Wednesday, September 29, 2010 at 12:46am
y=3x+4

algebra 2  regina, Wednesday, September 29, 2010 at 1:19pm
81x218x+1