Unit 4 Review

What is the solution to the system?

• (3, -1)
• (2, -6)
• No Solution 
• (6, -2)

Tags

CCSS.8.EE.C.8B

Solve the system of equations.
-x + y = -13
-8x - 4y = -8 

(Use parentheses- no spaces)

Solve the system of equations:
(Use parentheses- no spaces)

If a system of equations has no solution, what does the graph look like? 

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

Tags

CCSS.8.EE.C.8A

Solve for x and y
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

What does the graph of a system with infinite solutions look like?

• The lines are parallel to one another.

• The lines cross one another at only one point.

• The lines are directly on top of one another (looks like one line)

Tags

CCSS.8.EE.C.8A

What is the solution to the system of equations?

3x + 4y = -23

-x + 2y = -19

• No Solution

• Many Solutions

• (3, -8)

• (-7, 19)

Find the solution to the system of equations:
3x + 2y = 16
y = -7x + 19

• (-2,5)
• (-2,-5)
• (2,-5)
• (2,5)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Conver to slope-intercept form: 
8x + 4y= 16

• y = -8x + 16
• y = 2x -4
• y = -2x + 4
• y = -8x + 12

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3