Combining Like Terms

Vocabulary

100

In an expression, the parts being added together or subtracted. Example: 4x + 3x + 3y + 7y

What is a term?

200

Terms that contain the same variable(s) raised to the same exponent. These terms can be combined. Example: 3x + 9x or 7y + 3Y

What are like terms?

300

A mathematical phrase that contains numbers, operations, and/or variables (but no = sign). Example: 5x + 4y + 5 - 2x

What is an expression?

400

To perform all indicated operations, including combining like terms. When you do this you do not always get a number answer like 25 or 10 or -1. Frequently you get an expression as an answer, like 2x + 5.

What is simplify?

500

A symbol, usually a letter of the alphabet, used to represent a quantity that can change.

What is a variable?

Combining Like Terms

100

8a + 15a + a + 9

What is 24a + 9

200

5x + 35 + 3x + 2

What is 8x + 37

300

32 + 12t - 16t + 8

What is -4t + 40

400

6p - 32 + 16p - 2 - 4p

What is 18p - 34

500

m + 20n - m - 6n

What is 14n

Distributive Property

100

5(3x-1)

What is 15x-5

200

-6(2m-3)

-12m+18

300

-(-c - 1)

c+1

400

-2(3d-8) + 5d

-d+16

500

10 - 5(3w+9)

-15w - 35

Add & Sub Linear Expressions

100

(x + 3) + (5x - 3)

6x

200

(-5z + 2) + (-2z + 8)

-7z + 10

300

(2x + 5 ) - (x + 10)

x - 5

400

(-3d + 2) - (-4 - 2d)

-d + 6

500

(5g + 4) - (-6g - 4)

11g + 8

R@nD0m

100

How many calendar days are there until Christmas?

35

200

Like Terms OR Not Like Terms 3x - 4x + x

Like Terms

300

Like Terms OR NOT Like Terms 3x + 2y + 2xy

NOT Like Terms

400

What are Mr. Cassie and Mr. Anderson's first names?

Eric (Cassie) and Dave (Anderson)

500

What are Mrs. Gillum's and Ms. Shanks' dogs names?

Sadie and Bo