x

4

5

3

0

0

0

0

4

1

0

0

1

0

0

0

1000

0

0

0

0

1/2

1

1/3

−1/6

1150/3

3

0

0

1

0

0

1

0

1500

5

0

1

0

−1/2

0

−1/3

1/6

350/3

4

5

3

3/2

0

4/3

5/6

27,250/3

0

0

0

−3/2

0

−4/3

−5/6