Combining Like Terms and Distributive Property

What is a variable in math?

• The number in front of a letter

• 
  A number on its own that has a fixed value

• A letter that stands for an unknown number.

Tags

CCSS.6.EE.A.2B

What is a coefficient in math?

• The number in front of a variable used to multiply the variable

• A letter for an unknown number

• Something that is efficient with something else

• A number on its own that has a fixed value

Tags

CCSS.6.EE.A.2B

What is a constant in math?

• The number in front of a variable used to multiply the variable

• A letter for an unknown number

• A number not connected to a variable.

Tags

CCSS.6.EE.A.2B

Are 7x and 5y like terms?

• No, they have different variables.

• Yes, they have the same variables.

Tags

CCSS.6.EE.A.2B

Are 5x and 5y like terms?

• No, they have different variables.

• Yes, they have the same variables.

Tags

CCSS.6.EE.A.2B

Are 7x and 5x like terms?

• No, they have different variables.

• Yes, they have the same variables.

Tags

CCSS.6.EE.A.2B

Simplify the following expression:

7x+5x

• x

• 12x

• 7x

• 12

Tags

CCSS.7.EE.A.1

Simplify the expression:

 5ℎ+4−3ℎ  

Tags

CCSS.7.EE.A.1

Simplify the expression:

7x − 3x + x + 7 − 2 

Tags

CCSS.7.EE.A.1

Apply the Distributive Property to the expression below.

2(x−5)  

Tags

CCSS.6.EE.A.3