Question 883132
2x+3y+3z=22
,x-y+z=4
,4x+2y-z=9

2,3,3,22
1,-1,1,4
4,2,-1,9

determinant = 31
x = 68/31 = 2.19354839
y = 63/31 = 2.03225806
z = 119/31 = 3.83870968

x=2.194
y=2.032
z=3.839