Augmented matrices Quiz: printable

Augmented matrices Quiz

Name: ______________________ Date: __________ Score: ____ / 10

10 questions. Calculator allowed. Show your working. steplyclass.com/algebra-2/augmented-matrices/quiz/

1
Solve x + 2y = 4, x + y = 3 with a matrix
Answer: ____________________
2
Solve x + y = 6, x − 3y = −2 with a matrix
Answer: ____________________
3
Solve x + 3y = 16, x − 2y = −9 with a matrix
Answer: ____________________
4
Solve x − 2y = 1, −3x + 2y = 1 with a matrix
Answer: ____________________
5
Solve x + 3y = 5, 2x − y = 10 with a matrix
Answer: ____________________
6
Solve 3x + y = 13, x + y = 7 with a matrix
Answer: ____________________
7
Solve 4x − y = 3, x + 4y = 22 with a matrix
Answer: ____________________
8
Solve x + y − z = −3, x − y + z = 1, 2x + 2y + z = 6 with a matrix
Answer: ____________________
9
Solve x + y + 4z = 6, 2x + y + z = 7, x + y + 2z = 4 with a matrix
Answer: ____________________
10
Solve 3x + y + z = 8, x + y + z = 4, x − 3y + 4z = −11 with a matrix
Answer: ____________________

(x, y) = (2, 1)
(x, y) = (4, 2)
(x, y) = (1, 5)
(x, y) = (−1, −1)
(x, y) = (5, 0)
(x, y) = (3, 4)
(x, y) = (2, 5)
(x, y, z) = (−1, 2, 4)
(x, y, z) = (4, −2, 1)
(x, y, z) = (2, 3, −1)

Every answer solved step by step: steplyclass.com/algebra-2/augmented-matrices/quiz/answers/