Combining Like Terms in Algebra

What makes an expression an algebraic expression?

• It contains variables.

• It contains only constants.

• It contains only coefficients.

• It contains only numbers.

What is a term with no variable called?

• Constant

• Variable

• Coefficient

• Expression

What is the coefficient in the term 5a?

• 1

• 5

• 0

• a

What are like terms?

• Terms with different variables

• Terms with the same variable

• Terms with the same coefficient

• Terms with no variables

What is the first step in the 'Break and Shuffle' technique?

• Highlight the constants

• Combine like terms

• Break the expression into different terms

• Rearrange the terms alphabetically

In the 'Break and Shuffle' technique, what should you do after breaking the expression into terms?

• Rearrange the terms

• Highlight the terms

• Add the coefficients

• Combine the terms

What does a long yellow bar represent in algebra tiles?

• Positive 1

• Negative 1

• Positive x

• Negative x

What does a red square represent in algebra tiles?

• Negative x

• Positive 1

• Negative 1

• Positive x

How many yellow rectangles are left after canceling out in the example?

• 3

• 4

• 5

• 2

What is the simplified form of the expression using algebra tiles in the example?

• 3x + 5

• 3x - 5

• 5x + 3

• 5x - 3