Checking solutions to linear systems

How many solutions?

• One Solution
• No solution
• Infinitely Many Solutions

Tags

CCSS.8.EE.C.8A

Is the point (2, -1) a solution to the systems of equations below?

y=5x+3

y=-2x-4

• Yes

• No

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

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

Will the solution (-3, -7) make the following system of equations a true statement? 
y = 4x + 5
y = x – 4

• YES
• NO

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

Determine if (4, 1) is a solution for the system of equations.
y = -x + 5
y = 2x - 7

• yes
• no

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11

What is the solution to this system of equations?

• (2,1)

• No Solution

• (-2, -1)

• (0, -3)

Tags

CCSS.8.EE.C.8B

What is the solution to this system of equations?

• (2,2)

• (0,3)

• (0,0)

• No Solution

Tags

CCSS.8.EE.C.8B

What is the solution to this system of equations?

• (-2,0)

• (4,0)

• (0,4)

• (1,3)

Tags

CCSS.8.EE.C.8B

What is the solution to this system of equations?

• (0,-2)

• No Solution

• (3,-1)

• (4,0)

Tell whether the ordered pair is a solution to the system.
(0, 3)   -7x + 9y = 27
            -14x - 2y = -6

• Yes
• No

Tags

CCSS.HSA.REI.C.6

CCSS.HSA.REI.D.11