Graphing and Substitution Systems

Buzz graphed two lines in order to find the solution to a given system of equations.
What is the solution?

• (-1, 4)

• (1, -4)

• (-4, 1)

• (4, -1)

Tags

CCSS.8.EE.C.8B

Solve by graphing.
y = 2x + 1
y = 4x - 1

• (1,3)

• (-1,-3)

• (-1,3)

• (3,1)

Tags

CCSS.8.EE.C.8B

Solve the system by graphing:

y = 2x+8

4y - 8x = 32

• No Solution

• Infinitely Many Solutions

• (2,4)

• (4,-8)

Tags

CCSS.8.EE.C.8B

Solve the solution by substitution:

x = 7 - 2y

2x + y = 5

• (-1,4)

• (4,-1)

• (1,3)

• (3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Which equation matches this graph?

• y = 1x - 3

• y = ⅓x + 1

• y = 3x - 1

• y = -3x + 1

Each table represents (x,y) coordinates from two different equations of lines. The two lines are part of a system of equations. What is the solution of the system of equations?

• (5, 11)

• (2, 5)

• (-1, 1)

• (11, 5)

Tags

CCSS.8.EE.C.8B

Some of the values for two linear equations are shown in the tables below.

• ( -2, 4 )

• ( -2, -4 )

• ( -6, 10 )

• (10, 2 )

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Each table represents (x,y) coordinates from two different equations of lines. The two lines are part of a system of equations. What is the solution of the system of equations?

• (5, 11)

• (2, 5)

• (-1, 1)

• (11, 5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The two tables represent the values that correspond to a system of linear equations. What s the solution to this system of linear equations?

• (0, 2)

• (-2, 6)

• (-1, -5)

• (1, 0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system by substitution:

x - y = 6

y - 2x = - 5

• (1,3)

• (-1,3)

• (-1,-7)

• (1,-7)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6