Algebraic Expressions Pretest

What is an algebraic expression?

• a letter or a symbol used to represent an unknown value

• an expression that contains numbers, operations, and one or more variables

• a specific number whose values does not change

Which expression is the same as:

"A number times by five"

• x + 5

• 5x

• ^x/₅

• x - 5

Which expression is the same as:

"A number divided by five"

• x + 5

• 5x

• ^x/₅

• x - 5

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.4

CCSS.6.EE.B.6

Which expression is the same as:

"A number plus five"

• x + 5

• 5x

• ^x/₅

• x - 5

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

Which expression is the same as:

"Five less than a number"

• x + 5

• 5x

• ^x/₅

• x - 5

Which expression is the same as:

"Five minus a number"

• 5 - x

• x - 5

Evaluate the expression when x = 8:

2x + x - 10

• 34

• 22

• 14

• 24

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Evaluate the expression when x =2:

3x + 8

• 13

• 14

• 15

• 16

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.5

CCSS.6.EE.B.6

Evaluate the expression when g = 3 and h = 9:

4h + 2g + 4

• 42

• 46

• 34

• 58

Tags

CCSS.6.EE.A.2

CCSS.6.EE.B.6

Evaluate the expression when a = 4 and b = -2:

a² - b²

• 4

• 20

• -4

• 12

Tags

CCSS.6.EE.A.1

CCSS.6.EE.A.2

CCSS.6.EE.B.6