Systems Review

#2) How many solutions does the system have?

• One Solution

• No Solution

• Infinitely many solutions

Tags

CCSS.8.EE.C.8B

4.) Solve the system using substitution

6x + 9y = -15

x = 8

Write your answer in the format (x,y) with no spaces

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

5.) Fill in the blanks: How can you tell there are infinite solutions to a system of equations by just looking at the equation?

The slope is _______________

• the same

• different

Tags

CCSS.8.EE.C.8B

What is the solution?

• (1, -1)
• (-1, 1)
• (0, -2)
• (0, 1)

Tags

CCSS.8.EE.C.8B

How many solutions does this system of equations have?

• One Solution
• No solution
• Infinitely Many Solutions
• Two Solutions

Tags

CCSS.8.EE.C.8A

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve the system of equations
y = 2x + 1
y = 4x - 1

• (1,3)
• (-1,-3)
• (-1,3)
• (3,1)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Solve by elimination:
4x+9y=28
-4x-y=-28

• (-7,0)
• (6,0)
• (-6,0)
• (7,0)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

Is (1,3) a solution to

  y = 2x + 1

y = 4x - 1

• Yes

• No

• Not enough Info

Solve this system of equations by graphing. 
y = 1/2x + 2
y = -3x + 9

• (2,3)
• (-2,-3)
• (3, 2)
• (-3,2)

Tags

CCSS.8.EE.C.8B