Optional practice for QUIZ Systems of Linear Equations

Which system of equations is represented by the graph shown?

• y=-x-1 and y=x+3

• y=3x and y=x

• y=x-3 and y=x+1

• y=x+1 and y=-x-3

Tags

CCSS.8.EE.C.8B

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

• (0, 3)

• (3, 0)

• (0, -3)

• (-3, 3)

Which of the following represents a system of equations with no solution?

• 
• 
• 

Which of the following represents a system of equations with infinitely many solutions?

• 
• 
• 

Solve this system of equations using any method:

y = -3x + 10

y = 6x + 1

• (7, 1)

• (1, 7)

• (5, 7)

• (7, 5)

Solve this system of equations using any method:

-2x - 4y = -4

4x + y = 1

• (0, 1)

• (1, 0)

• No Solution

• (2, 1)

Solve this system of equations using any method:

x - 7y = 16

-5x + 3y = -16

• Infinitely many solutions

• (-2, 2)

• (2, 2)

• (2, -2)

Solve this system of equations using any method:

-2x + 7y = -6

y = 2x + 6

• (-2, -4)

• (4, -2)

• (-4, -2)

• (-4, 2)

Solve this system of equations using any method:

-3x + 5y = 4

5x + 2y = -17

• (-3, -1)

• (4, -1)

• (-3, 6)

• (-7, -1)

Solve this system of equations using any method:

-7x + 4y = -5

x = 23 + 8y

• (1, -3)

• (-3, -1)

• (-1, 3)

• (-1, -3)