CC3 System of Equations Review (Equal Values Method)

2 or more linear equations with the same set of variables

• System
• System of Equations
• Linear Equations
• Quadratic Equations

Tags

CCSS.HSA.REI.C.6

CCSS.8.EE.C.8B

How do you write a solution to a system of equations?

• x=answer [ex: x=5 ]

• x=answer, y=answer [ex: x=5, y= -1]

• (x, y) [ex: (5,-1) ]

• (y, x) [ex: (-1, 5) ]

A solution to a system that results in one x value and one y value that will satisfy both equations

• No Solution

• One Solution

• Infinite Solutions

• Beyond Solutions

A solution to a system that results in an unlimited amount of x values and an unlimited amount of y values that will satisfy both equations

• No Solution

• One Solution

• Infinite Solutions

• Beyond Solutions

A solution to a system of equations that results in no x or y value that will satisfy both equations

• No Solution

• One Solution

• Infinite Solutions

• Beyond Solutions

What is the solution to the system?

• (6, 8)
• (8, 6)
• (-6, 8)
• No solution

Tags

CCSS.8.EE.C.8A

What is the solution?

• No solution
• (0, 2)
• (0, -4)
• (3, -3)

Tags

CCSS.8.EE.C.8A

What is the solution to the given system?

• (4, -2)

• (-3, 4)

• (4, -3)

• (0,-1)

Tags

CCSS.8.EE.C.8B

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

• intersecting lines
• parallel lines
• same lines

Tags

CCSS.8.EE.C.8A

How can you tell if a point is a solution to a system?

• It makes the first equation true.
• The (x,y) coordinates satisfy both equations
• It makes logical sense
• It makes neither equation negative

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.10

CCSS.HSA.REI.D.11