Solve Systems Using Matrices

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

Find the inverse.

• A

• B

• C

• D

Solve the system of equations to find the value of z.

• 4

• -4

• 2

• -2

Solve the system and find the value of x - z.

• -4

• 8

• 14

• -14

Solve the system of equations and find the value of z + y.



• 4

• -4

• 3

• 13

Solve the system of equations and find the value of 3y - x.



• -17

• -25

• 3

• -30

What is your level of understanding on a scale of 1 - 5 (5 is the high) on solving a system of equations using matrices (with the Desmos matrix calculator)?

• 1

• 2

• 3

• 4

• 5

Solving using Matrices:
When solving a system AX=B using inverse matrices, you use the equation:

• X=A^-1B

• B=X^-1A

• A=X^-1B

• X=B^-1A