Algebraic Expression Review

The amount of canned goods collected for the CST Food Drive for 6^th grade was (9x + 3) and 7^th grade was (7x – 6). How many more canned goods were collected by 6^th grade than 7^th grade?

• 2x+9 canned goods

• 16x-3 canned goods

• 2x+3 canned goods

Find the GCF of 9xy and 54x.

• 3x

• 9x

• 9

• 1x

Find the GCF of 45abc and 35ac

• a

• 5a

• 35ac

• 5ac

Factor 3x + 15.

• Cannot be factored

• 3(x+5)

• 3x(1+5)

The perimeter of a square shaped garden is (36x + 24) feet. Write an expression that represents the length of one side of the garden.

• 18x+12

• 9x+6

• 144x+96

The area of a rectangular patio is (40x – 10). What are the possible dimensions of the patio?

• Length= 10 units

  Width= 4x-1 units

• Length= 2 units

  Width= 4x-1 units

• Length= 5 units

  Width= 8x+2 units

Simplify the expression: 2x + 1 + 7x 

• 10x

• 10

• 9x + 1

• 9 + 1x

Simplify the expression: 7v + 2 + 12 + 2v

• 23

• 23v

• 9 + 14v

• 9v + 14

Simplify the following expression:
(5 + 4x) + (2x - 8)

• 13 + 6x

• 6x - 3

• 6x - 13

• 6x + 3

5x + 3y + 5 + 4x + 3y + y + 8

• 9x + 7y + 13

• 6x + 2y + 2

• 25x + 2y + 3

• x + 7y + 12