Expressions Intro

(5+8) x 2 is an example of

• numerical expression

• evaluate

• algebraic expression

Parenthesis are an example of a

• grouping symbol

• operation

• expression

What's the numeric coefficient in -13abc

(Numeric coefficient means only NUMBERS)

• -13

• 13

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

What is the algebraic expression that describes the monthly salary? Let x be the hours of training. (click on the image to see the table)

• 10x + 1000

• 10x + 1100

• 100x + 10

• 10x + 100

In the expression, 6g + 12, what is the constant?

• g

• 12

• 6

The difference "8 less than q"

• 8 - q

• q - 8

• q + 8

• 8q

Evaluate 20 - 3x, when x = 5

• 35

• 15

• 10

• 5

Simplify the following algebraic expression:

y + y + 6

• 8y

• 6y

• 2y + 6

Are the following expressions equivalent?

3z

z + z + z

• Equivalent

• Not Equivalent