2/17 Systems and Scatter Plots

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

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)

Natalie graphed 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)

How many solutions will this system have?

• No Solution
• Infinitely Many Solutions
• No Clue
• One solution

What is the solution to this system?

• (1, -1)
• (-1, 1)
• (0, -2)
• (2, 0)

What is the solutions to the following system of equations?

• (0, 3)

• (0, -1)

• (-1, 2)

• Infinity Many Solutions

• No Solution

Which of the following could be a possible line of best fit for the data?

• y = -5/2x + 20
• y = -x + 19
• y = x + 20
• y = 2/3x + 15 

• (-1, -4)
• (-1, -3)
• (-3, -1)
• (-4, -1)

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76

Graph the system on your paper and state the solution.

• (3, -4)

• (4, -3)

• (-4, 4)

• (-2, 4)

• No Solution

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A
• B
• C
• D