Determine a Solution to an Equation

• Yes

• No

−4x − 2y = −12
  4x + 8y = −24

• (6, -6)

• (-6, 6)

• (-10, 2)

• (2, -10)

4x + 8y = 20
−4x + 2y = −30

• (-1, 7)

• (-7, 1)

• (7, -1)

• (1, -7)

x − y = 11
2x + y = 19

• (-1, 10)

• (30, 19)

• (19, 30)

• (10, -1)
  

5x + y = 9
10x − 7y = −18

• (4, -11)

• (1, 4)

• (-1, 14)

• (-4, 29)

Without graphing, decide whether the system of equations has one solution, no solution, or infinitely many solutions.
 y = 5x + 3
y = -5x + 3

• One solution

• Infinitely many solutions

• No solution

How many solutions will this system have?

• One

• Two

• No Solution

• Infinitely Many Solutions

What is the solution to this system?

• One Solution

• No solution

• Infinitely Many Solutions

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

• (3,1)

• (1,3)

• (-3,1)

• (3,-1)

Solve the system by elimination. 
−4x − 4y = 0
4x + 4y = 0 

• (−6, −4) 

• Infinite number of solutions  

• (−6, 10) 

• (6, 4)