Elimination Method Quiz

Solve
7x + y= -9

-3x - y= 5

• No solution
• (1,8)
• (-2,-3)
• (-1,-2)

Solve
9x - 4y = 7

x- 4y = -17

• (-1,5)
• (-7,5)
• (7,5)
• (3,5)

A ________________ is a set of two or more equations that have the same variables.

• solution of a system
• elimination method
• system of equations
• table

The ordered pair that satisfies all equations in the system is a _________________

• system of equations
• function
• graph
• solution of a system

Solve the system  

−7x + 6y = 29
10x + y = 16 

• (1,6) 
• (−1,−3) 
•  (−3, −1) 
• (−1, 3) 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system

4x + 12y = −1
−3x − 9y = 0 

• (10, 1) 
• (−10, −1) 
•  (10, −1) 
•  No solution 

Solve 
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 
2x + 4y = 7 
2x – 4y = -3 

• (2,3)
• (5⁄4,1)
• (1,5 ⁄4)
• (3,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve
−6x + 6y = 6
−6x + 3y = −12

• (5, 6) 
• (6,5)
• (2,4)
• (4,2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve
5x + y = 9
10x − 7y = −18

• (-4,-1)
• (-1,-4)
• (4,1)
• (1, 4) 

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6