Expressions review

The number before a variable is the _____.

• term
• constant
• coefficient
• variable

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

A number with no variable attached is called a  _____.

• coefficient
• constant
• variable
• term

What do you call each part of an expression that is separated by a + or a -?

• coefficient
• constant
• variable
• term

What is the coefficient in this expression?
3x+4-2

• x
• 4
• 3x
• 3

Evaluate the expression.        Let    a = 4
5a + 7a - 8

• 48
• 28
• 40
• 35

(3 + 4)² - 32 

• 7
• 112
• 17
• -7

True or false:
Addition ALWAYS comes before subtraction.

• True
• False

What would you solve first?
3 x 48 ÷ (15 - 3)

• 3 x 48
• 48 / 15
• 15 - 3 
• 48-12

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

• 4⁷
• 65,536
• 4⁸
• 7⁴