<PRE><B>Question 208749</B>
solve algebraically: 
6x-3y+8z=4
-x+9y-2z=2
4x+6y-4z=3 

A)(5/2, 5/3, -3/4) 
B)(1, -2, -1) 
C)(1/2, 1/3, 1/4) 
D)(5, -2, 5/4)
-----------------------------------
I used a matrix solution method to get:
x = 1/2
y = 1/3
z = 1/4</PRE>