Systems of Equations Using the Elimination Method

what do you need to multiply the top equation by to make a zero pair:

5x - 2y = 11

-10x + 3y = -4

• 5

• -1

• 2

• -2

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:
4x+9y=28
-4x-y=-28

• (-7,0)

• (6,0)

• (-6,0)

• (7,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:
-9x - 4y = -20
5x + 4y = 4

• (-4,4)

• (4,4)

• (4,-4)

• (-4,-4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using the Elimination method.

-7x + 6y = 29

10x + y = 16

• (1, 6)

• (-1, 3)

• (-3, -1)

• No solution

Tags

CCSS.8.EE.C.8B

Use Elimination to solve the system.

x - y = 11

2x + y = 19

• (3, -4)

• (-4, 3)

• (-1, 10)

• (10, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Use Elimination to solve.

-3x + 3y = -33

6x - 3y = 57

• (-3, 8)

• (8, -3)

• (10, -1)

• (10, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:

7x+y=-9

-3x-y=5

• No solution

• (1,8)

• (-1,-3)

• (-1,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by elimination.  

−8x − 10y = 20
−8x − 6y = −4 

• Infinite number of solutions  

• (6, 5) 

• (−6, −5) 

• (5, −6) 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations by elimination.
-x + y = -13
-8x - 4y = -8 

• (5, 8)

• (5, -8)

• (-5, -18)

• (-5, 8)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using Elimination.

-2x - 5y = 10

3x + 2y = 7

• (-4, 5)

• (5, -4)

• (-5, -4)

• (0, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6