Lesson 4-1 Solving Systems of Linear Equations by Graphing

Solve each system.

• (10, 15)

• (-2, 0)

• (-4, 4)

• (-5, 7)

Solve each system. (a)  

• (-3, 5)
• (-4, 7)
• (-2, 8)
• No Solution

How many right handed students are in the class? (a)  

• 27
• 36
• 40
• 25

How many right-handed students are in the class? (a)  

• 3
• 4
• 21
• 30
• 7

After how many years will the trees be the same height?

• after 10 years

• after 4 years

• after 7 years

• after 12 years

What was the student's error? ​ (a)  

• You can't see the intersection.
• There is no solution
• The lines are the same.

• 300 messages

• 100 messages

• 200 messages

• 75 messages

Tell whether the system has one solution, infinitely many solutions, or no solution. (a)   ​

• no solution
• infinitely many solutions
• one solution

Tell whether the system has one solution, infinitely many solutions, or no solution.

• no solution

• infinitely many solutions

• one solution

Tell whether the system has one solution, infinitely many solutions, or no solution. (a)  

• infinitely many solutions
• one solution
• no solution