6th- Create & Simplify Expressions 6.2.1.a & 6.2.2.a

A _____________ is a symbol, usually a letter that stands for a number. 

• coefficient
• algebraic expression
• variable
• term

A(n) __________________ is a number and/or variable that is separated by addition or subtraction. 

• variable
• term
• coefficient
• expression

How many terms are in the given expression?
5² + 7n - 2f  

• 6
• 5
• 3
• 2

Which expression represents: "the product of 3 and x increased by 5"? 

• 5x - 3
• 3 - 5x
• 3x + 5
• 3x(5)

The algebraic expression 6x - 4 can be written as which of the following? 

• x to the sixth power decreased by four
• The product of six and a number x decreased by four
• Six times a number x less than four
• four less than six

Kendra’s math teacher assigned math homework, but Kendra decided to do 5 extra problems. Which algebraic expression shows how many problems Kendra completed? 

• 5x
• x-5
• x+5
• x⁵

2 less than the quotient of d and 6

• d - 6  + 2
• 6d - 2
• d/6 - 2
• 2 - d/6

a² - b²
Evaluate if a=4 and b =2

• 4
• 20
• -4
• 12

Simplify

5x + 3 - 2x

• 3x - 3

• 3x + 3

• 7x + 3

• 8x - 2

-2x + 11 + 6x

• 8x+11
• 4x +11
• 4x
• 15x