Chapter 6 Practice Test #1-3

Solve each system by graphing. Tell whether the system has one solution, infinitely many solutions, or no solutions.

y=3x-7

y=-x+1

• One solution (2,-1)

• Infinitely many solutions

• No solutions

• One solution (-1,2)

Solve each system by graphing. Tell whether the system has one solution, infinitely many solutions, or no solutions.

x+3y=12

x=x-8

• One solution (5,-3)

• Infinitely many solutions

• No solutions

• One solution (-3,5)

Solve each system by graphing. Tell whether the system has one solution, infinitely many solutions, or no solutions.

x+y=5

x+y=-2

• One solution (5,5)

• Infinitely many solutions

• No solutions

• One solution (-2,-2)