Solving Linear Systems by Various Methods

Solve the system of equations by substitution.

2x + 6y = 18

x - 4y = -5

• (4, 5)

• (2, 3)

• (3, 2)

• (5, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using any method you want.

-12x - 7y = -2

3x + 8y = 13

• (-2, 1)

• (2, 3)

• (-1, 2)

• (0. 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using any method you want.

7x + 4y = -3

21x + 12y = -9

• (0, 0)

• No solution

• Infinite solutions

• (-1, 2)

Tags

CCSS.8.EE.C.8B

Solve the system of equations using any method you want.

4x - 11y = 5

20x - 55y = -30

• (0, 0)

• No solution

• Infinite solutions

• (-1, 2)

Tags

CCSS.8.EE.C.8B

Solve the system of equations by substitution.

2x - 8 = 4y

2y + 19 = 4x

• (4, 8)

• (2, ¹/₄)

• (5, ¹/₂)

• (¹/₃, 2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by elimination.

24x - 6y = 12

-24x + 6y = -12

• (3, 1)

• (-1, -3)

• No solution

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

Solve the system of equations using any method.

2x - y = -4

x - y = 1

• (-5, -6)

• (5, 6)

• (2, 1)

• (4, 3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using any method.

3x + 2y = 6

2x + 3y = 5

• (9, 9)

• (3, 4)

• (1.6, 0.6)

• (5.2, -1.8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using any method.

1.50x + 0.50y = 78.50

x + y = 87

• (35, 52)

• (-35, -52)

• (40, 50)

• (20, 15)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations using linear elimination.

2x + 10y = -22

8x + 5y = 17

• (-4, 3)

• (4, 3)

• (-3, -4)

• (4, -3)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6