3-2 Writing, Interpreting, and Evaluating Algebraic Expressions

Match

Match each phrase with the expression that accurately represents it.

• 5 times a number

• 5 more than a number

• 5 added to 5 times a number

• a number decreased by 5

• 5 decreased by a number

5x

x+5

5+5x

x-5

5-x

• 5x

• x+5

• 5+5x

• x-5

• 5-x

Match

Match each phrase to the math operation that it represents.

• decrease

• create equal groups

• total

• product

subtraction

division

addition

multiplication

• subtraction

• division

• addition

• multiplication

Multiple Choice

A charm bracelet costs $20 for the bracelet and $2 for each charm. Which expression represents the cost of a bracelet with c charms?

• 20c + 2

• 2c + 20

• 22c

• 22

Multiple Choice

the product of y and 7

• 7 - y

• 7y

• y + 7

• y ÷ 7

Multiple Choice

Courtnee has four more than twice as many as Dr. Wilson. Dr. Wilson has X pieces.

• 2x + 4

• 4 - 2x

• 4(2 + x)

• 4 + 3x

Multiple Choice

2r + 2 + 5r - 2 + r 

• 8r 
• 8r - 4 
• 12r 
• 7r + 4 + r 

Multiple Choice

2(c - 8)

• 2c - 16
• 2c + 16
• 2c - 8
• c - 16

Multiple Choice

Evaluate the expression.   Let g = 3    h = 9 
4h + 2g + 4

• 42
• 46
• 34
• 58

Multiple Choice

Simplify the expression: 2x + 3 - 4x + 5 - 6x

• -8x + 8

• -6x + 2

• -10x + 8

• x - 10

Multiple Choice

Simplify the expression: 3(2x + 4) - 2(3x - 5)

• 6x + 8 - 6x + 10

• 6x + 12 - 3x + 10

• 6x + 12 - 6x + 10

• 6x + 12 - 3x - 5

Thank you for joining!