Simple Expressions

Identify the variables in the expression
3x +  9

• x

• y

• 9

• 3x

12 ÷ 3 x 4
What do you do first?

• 3x4

• 12÷4

• 12÷3

How do you write this in exponent form?
4 * 4 * 4 * 4 * 4 * 4 * 4 * 4

• 4⁷

• 65,536

• 4⁸

• 7⁴

Write the expression.
Twelve fewer questions than were on the first test. 

• 12 + q

• q - 12

• q x 12

• q ÷ 12

Write the expression.
Three times as many drinks on the tray.

• d + 3

• d - 3

• 3d

• 3 ÷ d 

Write the expression.
$5 less on dinner than James spent.

• 5 + j 

• j x 5 

• j - 5 

• j ÷ 5 

Evaluate the equation:

(10 + 5) - 6

• 9

• 10

• 11

• 12

Evaluate the equation:

5 · 2 - (11 - 7)

• 10

• 4

• 6

• 11

24 x (14 - 2) ÷ 6

• 48

• 42

• 36

• 35

7 x (7 - 4) ÷ 3

• 8

• 6

• 7

• 5