Download Unit: Linear Systems

Unit: Linear Systems
Lesson: Types of Solutions
CLOSURE QUIZ (6 points)
Name
1. Which of these correctly describes the solution for a system of equations?
A. The solution is two equations that represent the problem.
B. The solution is the graph of the system of equations.
C. The solution is all the ordered pairs of numbers representing the points on the graph
of the system.
D. The solution is all the ordered pairs of numbers that make both equations true.
2. Which of these statements describes the solution for a system of equations is
represented by parallel lines?
A. There is no solution.
B. There is exactly one solution.
C. There are exactly two solutions.
D. There are an infinite number of solutions.
3. Two lines are parallel. The equation of one of the lines is 2x − 3y = 8. Which of these
could be the equation of the second line?
A. 2x − 3y = -5
B. 3x − 2y = 8
C. 2x + 3y = 0
D. -3x + 2y = 8
4. Which of these statements describes the graph of a system of equations that has
infinitely many solutions?
A. Two lines intersecting at one point
B. Two parallel lines
C. One vertical line and one horizontal line
D. One line that represents both equations
5. Which statement correctly describes the solution for this system of equations?
A. The solution is (-3, -6).
B. The solution is (0, 2).
C. There are no solutions.
D. The solution is all the ordered pairs on the line representing y = 2x − 3.
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6. Which of these systems of equations has exactly one solution?
A.
B.
C.
D.
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