Systems of Equations Quiz Review

What is the solution?

• No solution

• (0, 2)

• (0, -4)

• (3, -3)

What is the solution to this system?

• One Solution
• No solution
• Infinitely Many Solutions

If a system of equations has no solution, what does the graph look like? 

• intersecting lines
• parallel lines
• same lines

• (2, 0)
• (-2, 0)
• (0, 2)
• (0, -2)

• (2.5, 1)
• (1, 2.5)
• (-2.5, -1)
• (-1, -2.5)

What is the solution to this system of linear equations?

y - 3x = 0 and

y = 3x

• The only solution is (0, 3).

• There is no solution.

• The only solution is (0, 0).

• There are infinitely many solutions.

The graphs of two linear equations are shown. What is the best estimate of the solution to the system of linear equations?

• (2, -5)

• (5, -2)

• (-5, -2)

• (-2, 5)

• (-2, -5)

If a system of linear equations has infinitely many solutions, what does this mean about the two lines? 

• Intersecting lines
• Same line
• Parallel lines

Solve by graphing.
y = 2x + 1
y = 4x - 1

• (1,3)
• (-1,-3)
• (-1,3)
• (3,1)

Solve the system of equations.

-x + y = -13

-8x - 4y = -8

• (5, 8)

• (5, -8)

• (-5, -18)

• (-5, 8)