Systems of Equations with Elimination

What type of graph results in "no solution" to a system of equations?

• Parallell Lines
• Overlapping lines
• Intersecting Lines

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes
• no

What is the number of solutions to the system of equations?

• No Solution

• Infinitely Many Solutions

• One Solution

• Two Solutions

Tags

CCSS.8.EE.C.8B

What is the solution to the system of equations?

• No Solution

• (2, 0)

• Infinitely Many Solutions

• (0, 2)

Tags

CCSS.8.EE.C.8B

When solving a system of equations algebraically, which statement results in infinite solutions?

• 4 = 7

• 0 = 0

• -3 = 3

• all of the above

Solve the system by elimination. 
−4x − 4y = 0
4x + 4y = 0 

• (−6, −4) 
• Infinite number of solutions  
• (−6, 10) 
• (6, 4) 

Tags

CCSS.8.EE.C.8B

When solving a system of equations, which statement results in no solution?

• 4 = 7

• -2 = 2

• 0 = 3

• all of the above

Tags

CCSS.8.EE.C.8B

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

What does the top equation need to be multiplied by to eliminate "x"?

2x - 6y = 20

2x + 5y = -11

• -1

• 1

• -2

• 2

Tags

CCSS.HSA.REI.C.5

Which variable could most easily be eliminated first?

5x - 4y = 11

5x + 4y = -14

• x variable

• y variable

• both variables

Tags

CCSS.HSA.REI.C.5

CCSS.HSA.REI.C.6