Substitution and Elimination

Which is the best method for solving this system of equations?

• Substitution

• Equal Values

• Elimination

How many solutions does this system of equations have?

• One Solution

• No solution

• Infinitely Many Solutions

• Two Solutions

Which is the best method for solving this system of equations?

x-y=11

2x+y=19

• Elimination

• Substitution

• Equals Value

Which is the best method for solving this system of equations?

• Substiution

• Equals Value

• Elimination

• Infinitely Many Solutions
• No Solution

Which is the best method for solving this system of equations?

• Substitution

• Elimination

• Equal Values

Which is the best method for solving this system of equations?

• Substitution

• Equal Values

• Elimination

Which is the best method for solving this system of equations?

• Substitution

• Equal Values

• Elimination

Solve by elimination:

7x+y=-9

-3x-y=5

• No solution

• (1,8)

• (-1,-3)

• (-1,-2)

Solve the system of equations below:

4x+9y=28

-4x-y=-28

• (-7,0)

• (6,0)

• (-6,0)

• (7,0)