System of Equations Substitution

• No solution

• (1, -1)

• (-1, -5)

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

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

• 4 = 7

• 2 = 2

• -3 = 3

• all of the above

Tags

CCSS.8.EE.C.8B

If a system of linear equations has one solution, what does this mean about the two lines?

• Parallel lines

• the same line

• Intersecting lines

Tags

CCSS.8.EE.C.8A

What is the first step in the substitution method?

• Step 2

• find the equation that is solved for the single variable

• substitute the expression into the other equation

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Identify the type of solution for the following system of equations.

• No solution.

• One solution.

• Infinitely many solutions.

• Two solutions.

Tags

CCSS.8.EE.C.8A

• (-2, -9)

• (2, 11)

• (-2, -11)

• (-2, 9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve for x and y. (Show work on your answer document.) 3x + 2y = 16 7x + y = 19

• (-2,5)

• (-2,-5)

• (2,-5)

• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve: (Show work on your answer document.)

y=8x+1

y=6x+3

• (1, 9)

• (4, 14)

• (0, 1)

• (2, 4)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve: (Show work on your answer document.) y = 8x + 2 y = -x - 7

• (1, 10)

• (-1, -6)

• (2, 7)

• (9, 9)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve: (Show work on your answer document.)

y= 4x + 9

y = 5x + 10

• (-1, 5)

• (9, 19)

• (-1, -1)

• (9, 1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6