Solving Systems of Equations

What is a solution to a system of linear equations?

• The point where both lines intersect

• The point where the y-axis and x-axis meet

• An ordered pair that both lines share

• A salt dissolved in water

Tags

CCSS.8.EE.C.8A

What is the solution for x given the graph to the systems of equations

Tags

CCSS.8.EE.C.8B

What would the solution be to this system of linear equations?

• (0,-1.5)

• (1, -3)

• (5,0)

• (0,0)

Tags

CCSS.8.EE.C.8B

This system of equations would have ​ (a)   solution(s).

• one
• no
• infinitely many

Tags

CCSS.8.EE.C.8B

What is the solution to the systems of equations shown in the graph?

• 1 Solution x=-1/2

• 1 Solution y=-1/2

• Many Solutions

• No Solution

Tags

CCSS.8.EE.C.8B

Here is an example of 2 lines being graphed. What answer choice matches the situation shown?

• The liness intersect

• The lines do not intersect

• The lines are on top of each others

Tags

CCSS.8.EE.C.8B

Match the following graphs to the systems of equations

• 
• 
• 

Tags

CCSS.8.EE.C.8B

• 
• 
• 

Tags

CCSS.8.EE.C.8B

• (3,3)

• (-3,-3)

• (3,-3)

• (3,-2)

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6

The coefficients of the eliminated variable must be _____.

• the same number opposite signs (opposites)

• exactly the same

• completely different

• doesn't matter

Tags

CCSS.8.EE.C.8B

CCSS.HSA.REI.C.6