Solve Systems Using Matrices

Solve by matrices.

4x+9y=28

-4x-y=-28

• (-7,0)

• (6,0)

• (-6,0)

• (7,0)

Tags

CCSS.HSA.REI.C.9

Solve by matrices.

7x+y=-9

-3x-y=5

• No solution

• (1,8)

• (-2,-3)

• (-1,-2)

Tags

CCSS.HSA.REI.C.9

3x + y = –14

–2x – y = 9

Which method would be best for solving this system?

• Substitution

• Elimination/Matrices

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to this system of equations?

• (4, -1)

• (-1, 4)

• (-4, 1)

• (-4, -1)

Tags

CCSS.8.EE.C.8B

Solve the system using matrices
x + 2y = 2
5x - 6y = - 54

• (-6, 4)

• (-8, 4)

• (8, 4)

• (6, 4)

Tags

CCSS.HSA.REI.C.9

• a

• b

• c

• d

Tags

CCSS.HSA.REI.C.9

• 
• 
• 
• 

Tags

CCSS.HSA.REI.C.9

Solve the system using matrices.

• (5, -6, 3)

• (2, 3, -1)

• (-4, 2, 5)

• No Solution

Tags

CCSS.HSA.REI.C.9

Solve the system by inverting the coefficient matrix and using (A^-1)(x)=b. Enter your answer as (x1, x2) format.

Tags

CCSS.HSA.REI.C.9

Solve the systems of equation using matrices.

• (4, 3, -1)

• (3, 8, 9)

• All Real Numbers

• No Solution

Tags

CCSS.HSA.REI.C.9