Expressions

What is the coefficient?
-9 + -5x

• -9
• -5
• x

Translate 3f into a verbal description.

• 3 added to f
• 3 multiplied by f
• 3 to the power of f
• 3 plus f

What word phrase can you use to represent "5x + 2"?

• five times the sum of a number x and two
• two times the sum of a number x and five
• a number x times the sum of five and two
• the sum of five times a number x and two

Which expression matches:
The sum of 6 and 5 doubled

• 2 x 6 + 5
• 2 x (6 + 5)
• 6 + (5 x 2)

What step would I do second?
 (4 - 2) x 9 + 7 =

• multiplication
• subtraction
• addition
• dividing

(19 - 7) ÷ 4 + 11

• 14
• 0.8
• 15
• 13

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

• 4⁷
• 65,536
• 4⁸
• 7⁴

Identify the coefficient in the expression
4m + n + 2

• 2
• 4
• m
• n

Identify the variables in the expression
3x +  9

• x
• y
• 9
• 3x

The number before a variable is the _____.

• term
• constant
• coefficient
• variable