System of Equations Quiz

Eq 1: 2x - 4y = 4

Eq 2: 2x + 3y =11

If you want to eliminate the variable x, what would be your first step?

• Add Eq1 to Eq2 and solve for y

• Subtract Eq2 from Eq1 and solve for y

• Subtract Eq1 from Eq2 and solve for y

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Eq1: 2x + 4y = 24

Eq2: y = 2x + 1

Using the substitution method, what steps would you use to solve the equations above?

• Subtract Eq2 from Eq1 and solve for x.

• Substitute Eq2 variable y into Eq1 and solve for x.

• Substitute 24 from Eq1 into Eq2 and solve for x.

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

What is the solution to the system of equation?

• (0, 0)

• (5, 0)

• (1, 3)

• (-1, 3)

Tags

CCSS.8.EE.C.8B

What does this graph tell you about the two equations?

• There are many solutions.

• There are no solutions.

• There is one solution.

Tags

CCSS.8.EE.C.8B

Solve the systems of equations by any method that you choose.

Eq1: 2x – 3y = 1

Eq2: x + 2y = -3

Please select the correct solution.

• (1, 1)

• (1, -1)

• (-1, 1)

• (-1, -1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

How well do you understand how to solve a system of linear equations?

• 1

• 2

• 3

• 4

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6