由式(1)获得
3X +3γ-4X +4 Y = 4
-X +7 Y = 4(3)
从(2)给
3倍3 Y + XY = 6
4X +2 Y = 6
∴2X + Y = 3(4)
(3)×2 +(4)为
15Y = 11
∴Y = 11/15
把Y = 11/15入(3)为
-X 77/15 = 6
X = 17/15
由式(1)获得
3X +3γ-4X +4 Y = 4
-X +7 Y = 4(3)
从(2)给
3倍3 Y + XY = 6
4X +2 Y = 6
∴2X + Y = 3(4)
(3)×2 +(4)为
15Y = 11
∴Y = 11/15
把Y = 11/15入(3)为
-X 77/15 = 6
X = 17/15