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Eliminasi
3x-2y=1 dikali 3
2x+3y=18 dikali 2
jadi,
9x-6y=1
4x+6y=36
(ditambah)
13x=37
x=37/13
3-2y=-18
-2y=-21
y=21/2
HP={(1,21/2)}
2. 3x-2y=1 ⇒ 6x-4y=2
2x+3y=18 ⇒ 6x+9y=54
------------------- -
-13y=-52
y=4
x=3