Linear Systems Elimination

Solve by elimination:
2x - 3y = -6
-2x - 2y = 26

• (-9,-4)

• (9,4)

• (4,9)

• (-4,-9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:
x + 9y = 8
-6x - 9y = -3

• (1,-1)

• (1,1)

• (-1,1)

• (-1,-1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Is (-3, -7) a solution the system: y = 4x + 5 y = x – 4

• YES

• NO

• (5, 14)

• (4, 5)

• (5, 4)

• (14, 5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Check to see if (-2,1) is a solution to the following system: x + 2y = 0 4x + 3y = 1

• YES

• NO

Is (1,7) a solution to the system:

y = 3x + 4

y = x + 6

• YES

• NO

Is (0,2) a solution to the system: 3x + 2y = 4 8x - 3y = -6

• YES

• NO

Is (5, 2) a solution to the system:

x + y = 7

x - y = 4

• YES

• NO

x + y = 2

-3x + 4y = 15

• (5, -3)

• (-1, 3)

• (-5, 0)

• Infinite Solutions

• No Solutions

Tags

CCSS.8.EE.C.8B

6x - 3y = 27

2x - 3y = 11

• (6, 3)

• (4, -1)

• (10, 3)

• Infinite Solutions

• No Solutions

Tags

CCSS.8.EE.C.8B