Graphing by Systems

What is the solution to this system?

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

What is the solution to this system?

• One Solution
• No solution
• Infinitely Many Solutions

Solve this system of equations by graphing. 
y = 2/3x - 2
y = -x + 3

• (0,3)
• (0,-3)
• (3,0)
• (-3,0)

What is the solution?

• (2, 2)
• (3, 2)
• (3, 4)
• (2, 3)

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

• intersecting lines
• parallel lines
• same lines

Solve by graphing:
y = 2x -6
y = 2x +3

• (-1.5,-4)
• (1.5,4)
• No solution (parallel lines)
• Infinitely many solutions

Solve by graphing:
y = -4/2x + 3
y = -2x + 3

• (0,3)
• (3,0)
• No solution(parallel lines)
• Infinitely many solutions

^{What is the solution?}

• 1

• -2

• (1, 2)

• (1, -1)

What is the solution?

• No solution
• (0, 2)
• (0, -4)
• (3, -3)

Solve the following system by graphing.  What is the solution?

• (-4, 2)
• (4, 2)
• (2, -4)
• (2, 4)