Solve Systems by Elimination (Part 2)

Solve Systems by Elimination (Part 2)

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Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Choice

When adding the equations in this system, what will happen?

• The x's will be eliminated.

• The y's will be eliminated.

• Both the x's and the y's will be eliminated.

• None of the variables will be eliminated.

Multiple Select

Consider the system of equations.

 $x\ -\ 2y\ =\ 15$  
 $2x\ +\ 3y\ =\ 2$  
What could be done to the system so that one of the variables would be eliminated by adding the equations together.

*** Check ALL that apply.

• Multiply the first equation by 2.

• Multiply the first equation by -2.

• Multiply the first equation by 3 AND multiply the second equation by 2.

• Multiply the second equation by -2.

Multiple Select

Consider the system of equations.

 $2x\ +\ 3y\ =\ -12$  
 $x\ +\ 3y\ =\ -18$  
What could be done to the system so that one of the variables would be eliminated by adding the equations together.

*** Check ALL that apply.

• Multiply the second equation by 2.

• Multiply the second equation by -2.

• Multiply the first equation by -1

• Multiply the second equation by -1.

Multiple Select

Consider the system of equations.

 $-4x\ +\ 9y\ =\ 9$  
 $x\ -\ 3y\ =\ -6$  
What could be done to the system so that one of the variables would be eliminated by adding the equations together.

*** Check ALL that apply.

• Multiply the second equation by 4.

• Multiply the second equation by -4.

• Multiply the second equation by 3.

• Multiply the second equation by -3.