Graphing Solutions to Equations

Which is the graph of y= -x + 2?

• A

• B

• C

• D

How do you graph the equation
y=-3x +15?

• Plot the point (15,0). Then go down 3 right 1 to plot the next point.

• Plot the point (0,15). Then go down 3 right 1 to plot the next point.

• Plot the point (0,15). Then go down 3 left 1 to plot the next point.

• Plot the point (15,0). Then go down 1 right 3 to plot the next point.

Graph y = -3

• A

• B

• C

• D

Where do these two lines meet?

• (2, -9)

• (-9, 2)

• No solultion

• (2, 9)

What is the solution?

• (6, 3)

• (3, 6)

• (-6, 3)

• No solution

The solution to this system is:

• No solution

• (0, 1)

• (0, -2)

• (4, 3)

The solution to the system is

• (-2, -8)

• (-8, -2)

• (2, -8)

• No solution

How many solutions will this system have? 

• No solution

• One Solution

• I Don't Know

• Infinitely Many Solutions

Graph x = 2

• A

• B

• C

• D

If a system of linear equations has one solution, what does this mean about the two lines?

• Parallel lines

• Identical lines 

• Intersecting lines