Chapter 3 Test Review

Vocabulary

100

Define "Coefficient"

The number in front of a variable in an algebraic expression that gets multiplied by the variable.

200

Define "Constant".

The number in an algebraic expression without a variable.

300

Define "Term".

A constant or Coefficient/Variable Pair separated by addition or subtraction.

400

Define "Variable".

-There is no single definition.

-A letter/symbol/shape used a placeholder to represent an unknown value or number(s).

500

Define "Simplest Form".

An algebraic expression is in simplest form when it has no like terms, no parentheses, and the fewest characters possible.

Simplifying Algebraic Expressions

100

4x + 3x

7x

200

14(3y)

42y

300

6(14b + 3)

84b + 18

400

3 + (y + 7)

10 + y

500

7(w + 6) + 4

7w + 46

Evaluating Algebraic Expressions

100

x=1 y=3 z=8

x + 3y - z

2

200

x=1 y=3 z=5

y(x + 2z)

33

300

x=7 y=9 z=8

4x + y - z

29

400

x=18 y=12 z=6

3[(x/z) - (y/z)]

3

500

x=10 y=14 z=12

zy + x²

284

Factoring Algebraic Expressions

100

12z + 18

6(2z + 3)

200

60 - 75r

15(4 - 5r)

300

12 - 3a

3(4 - 1a) 

400

16 + 4v

4(4 + v)

500

2g + 2

2(g + 1)

Properties

100

Which property is shown below 

7 * 0 = 0

Multiplication Property of Zero 

200

Which property is shown below 

(3 + 4) + 4 = 3 + (4 + 4) 

Associative Property 

300

Which property is shown below 

4 + 9 = 9 + 4

Commutative Property

400

Which property is shown below 

4 * (7 * 9) = (4 * 7) * 9

Associative Property 

500

Which property is shown below 

2(8 + x) = 16 + 2x

The Distributive Property