Question: (6, -6)

Answer: Solve the system using a matrix:

-4x - 2y = -12

4x + 8y = -24

Question: (7, -1)

Answer: Solve the system using a matrix:

4x + 8y = 20

-4x + 2y = -30

Question: (10, -1)

Answer: Solve the system using a matrix:

x - y = 11

2x + y = 19

Question: (-1, -1)

Answer: Solve the system using a matrix:

-6x + 5y = 1

6x + 4y = -10

Question: (-1, 3)

Answer: Solve the system using a matrix:

-2x - 9y = -25

-4x - 9y = -23

Question: (-1, -8)

Answer: Solve the system using a matrix:

8x + y = -16

-3x + y = -5

Question: (5, 6)

Answer: Solve the system using a matrix:

-6x + 6y = 6

-6x + 3y = -12

Question: (6, -9)

Answer: Solve the system using a matrix:

7x + 2y = 24

8x + 2y = 30

Question: (1, 4)

Answer: Solve the system using a matrix:

5x + y = 9

10x - 7y = -18

Question: (9, 5)

Answer: Solve the system using a matrix:

-4x + 9y = 9

x - 3y = -6