2 Unit Test

What is the solution to this system of equations?

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

Solve the system of equations.
x + 2y = -3
x - y = -12

• (-9, 3)
• (-7 ,5)
• (3, 15)
• (9, 6)

What is the solution to this system?

• (-2, -2)
• (2, -2)
• (-2,2)
• (2, 2)

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

• intersecting lines
• parallel lines
• skew lines
• intersecting lines

What is the solution?

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

How many solutions will this system have? 

• No solution
• One Solution
• I Don't Know
• Infinitely Many Solutions

What is the solution?

• (6, 3)
• (3, 6)
• (-6, 3)
• No solution

Solve the following system. What is the solution?

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)

Solve the following system.  What is the solution?

• (1, -2)
• (-2, 1)
• (-4, 1)
• (2, 1)

Which of the following are ways to solve systems of equations? 

• Graphing
• Substitution
• Elimination
• All of the above