Unit 7 System of Equations Quiz 1

Master Grade 8 Systems of Equations! Practice graphing, finding solutions, and interpreting system graphs with this quiz.

1. Which of the following is a solution to the equation below? (10, -8) (4, 8) (4, -9) (-8, 10) 2. Presley graphed a system of equations. The graph showed two parallel lines. What does this mean? The system of equations has one solution The system of equations has no solutions The system of equations has infinitely many solutions Presley made an error in her graphing 3. What is true about the graph of a system of equations that has infinitely many solutions? The lines will have the same slope but different y-intercepts The lines will have the same slope and the same y-intercepts The lines will have different slopes and different y-intercepts The lines will have different slopes but the same y-intercepts 4. Identify the correct equation for the graph below? y = -1 - 1 y = -4x - 1 y = -1 + 1 y = -4x + 1 5a . Use the drawing tools to graph this system of equations below. 5b. What is the solution to the above system of equations? (2, -5) (-5, 2) No Solution Infinitely many solutions 6a. Use the drawing tools to graph this system of equations below. 6b. What is the solution to the above system of equations? (4, 7) no solution infinitely many solutions (-4, -7) (-7, -4)