Systems of Equations and Inequalities Extra Credit

Solve for x and y
y = 2x + 1
y = 4x - 1

• (1,3)
• (-1,-3)
• (-1,3)
• (3,1)

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)

Give the solution to the system.

• (3,1)
• (1,3)
• (-1,3)
• (1, -3)

What is the solution to the system of equations? 
y = 3x - 8
y = 4 - x

• (3,1)
• (1,3)
• (-3,1)
• (3,-1)

What kind of lines have no solution to a system of equations

• Parallell Lines
• Overlapping lines
• Intersecting Lines
• Skew Lines

What is the solution to the system of equations below?

 $2x+y=7$  
 $3x+2y=16$  

• (2,5)

• (2,11)

• (-2,-11)

• (-2,11)

What are the solutions to the system of equations below?

 $7x-5y=38$  
 $2x+10y=-12$  

• x = 4 and y = -2

• x = 4 and y = 2

• x = -4 and y = 2

• x = -4 and y = -2

Solve the system of equations.
y = 4x+1
3x + 2y = 13

• (1, 5)
• (5, 1)
• (0.25, 2)
• ∅

Select the correct graph for each inequality.

• A
• B
• C
• D