Linear Systems 2

Solve the following system by substitution.  What is the solution?

• (1, -2)
• (-2, 1)
• (-4, 1)
• (2, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system using any method. 
−4x − 4y = 0
4x + 4y = 0 

• (−6, −4) 
• Infinite number of solutions  
• No solutions
• (6, 4) 

Tags

CCSS.8.EE.C.8B

Solve for x and y using any method we've learned!
y = 2x + 1
y = 4x - 1

• (1,3)
• (-1,-3)
• (-1,3)
• (3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:
3x+7y=23

-3x-7y=-17

• No solution
• ARN
• (-3,3)
• (3,3)

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

The solution of a system of linear equations is...

• the y-intercept (b)
• the intersection of the two equations on a graph
• the second equations' answers
• the slope (m)

Tags

CCSS.8.EE.C.8B

The graph of two linear equations is shown. What is the best estimate to the solution of the system of equations?

• (2, 1)

• (1, 2)

• (-4, 2)

• (2, 4)

• (4, 2)

Tags

CCSS.8.EE.C.8B

What is the solution to the system of linear equations graphed below?

• No Solution

• Infinitely Many Solutions

• One Solution: (3, 1)

• One Solution: (1, 3)

Tags

CCSS.8.EE.C.8B

What is the solution to the system of linear equations graphed below?

• No Solution

• Infinitely Many Solutions

• One Solution: (1, -2)

• One Solution: (-2, 1)

Tags

CCSS.8.EE.C.8B

What is the solution to the system of linear equations graphed below?

• No Solution

• Infinitely Many Solutions

• One Solution: (0 , 4)

• One Solution: (0, -6)

Tags

CCSS.8.EE.C.8B