System of Linear Equations by Graphing

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

When you graph the exact same equation twice,

• you will have no solution. 

• you will have one solution.

• you will have infinite solutions. 

• you will graph a giraffe. 

Tags

CCSS.8.EE.C.8A

What is the first step in solving a system by graphing?

• Write both linear equations in slope-intercept form

• Get x by itself

• Compare the slopes of both equations

• Write both equations in standard form

Tags

CCSS.8.EE.C.8B

Racheal graphed these two lines in order to find the solution to a given system of equations.

What is the solution?

• (-1, 4)

• (1, -4)

• (-4, 1)

• (4, -1)

Tags

CCSS.8.EE.C.8B

Find the solution:
2x-5y=15
3x+y=31

• (10,1)

• (13, -8)

• (-10,-7)

• No Solution

Tags

CCSS.8.EE.C.8B

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

Tags

CCSS.8.EE.C.8B

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

Solve the system by graphing:
y = 6x - 4
y = -x + 3

• (1, 2)

• (2, 1)

• (4, 5)

• (2, 4)

Tags

CCSS.8.EE.C.8B

Solve the following system by graphing.  What is the solution?

• (3, -2)

• (3, -3)

• (-3, 2)

• (-3, -2)

Tags

CCSS.8.EE.C.8B

Solve the following system by graphing.  What is the solution?

• Infinity

• (3, 3)

• (3, -3)

• (-3, 3)

Tags

CCSS.8.EE.C.8B