2x+3y+z=44 X+2y-z=14 3x+y-4z=10 Himpunan penyelesaian dari persamaan linear adalah

2x+3y+z=44
X +2y - z=14
___________+
3x+5y =58

X+2y-z =14-------^4
3x+y-4z=10-------^1
4x+8y-4z=56
3x+y - 4z=10
___________ -
X+7y =46

3x+5y=58------^1
X +7y=46------^3
3x+5y=58
3x+21y=138
__________ -
-16y=-80
Y=5

X+7y=46
X+7.5=46
X+35 =46
X =46-35
X =11


X+2y-z=14
11+2.5-z=14
11+10-z =14
21-z =14
- Z =14-21
- Z =-7
Z =7

Hp{11,5,7}