Solve Systems with Matrices

Solve the system of equations: 

• ( -2, 3, -3)

• None of these

• ( -2, -3, 3)

• ( -3, 3, -2)

Write the system that corresponds to the augmented matrix.

• A

• B

• C

• D

Write the matrix that corresponds to the system

• A

• B

• C

• D

Solve the system using matrices.

• A

• B

• C

• D

Solve the system of equations using a matrix technique and your GC

• ( 4, 0, -2)

• ( -4, -2, 0)

• None of these

• ( -4, 0, -2)

Solve the system using matrices.

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

What is one type of math problem that students first learn to use matrices for?

• They learn how to use matrices to calculate logarithms.

• They learn how to use matrices to solve a system of equations.

• They learn how to use matrices for geometry.

• They learn how to use matrices to do factoring.

Solve the system.  Write the matrix equation on your own paper.
-5x + 5y = -10
-7x + 4y = 13

• (-7, -5)

• (-7, -9)

• (7, -9)

• (-7, 5)

Solve the systems of equation using matrices.

• (4, 3, -1)

• (3, 8, 9)

• All Real Numbers

• No Solution

Solve the system of equations using matrices: 3x + 2y - z = 11, 2x - y + 3z = 4, and x + 3y - 2z = 9.

• The solution for the system of equations is x = 3, y = 2, and z = 1.

• The solution for the system of equations is x = 3, y = 1, and z = 2.

• The solution for the system of equations is x = 2, y = 3, and z = 1.

• The solution for the system of equations is x = 1, y = 3, and z = 2.