Expressions

Definition of a term.

• Parts of an expression separated by + and - signs
• The number multiplied times a product of variables or powers of variables in a term
• A term or expression with no variables
• The numbers or expressions that when multiplied produce a given product

Definition of a constant

• Parts of an expression separated by + and - signs
• The number multiplied times a product of variables or powers of variables in a term
• A term or expression with no variables
• The numbers or expressions that when multiplied produce a given product

How many terms are in the algebraic expression?

2y + x + 4

• 4

• 3

• 5

• 2

Identify the variable in the expression 5y+7?

• x

• 5y

• y

• 7

Identify the coefficient in the expression.
6y + 7

• 6y
• 7
• 6
• 1

How many terms are in the expression?
3x + 7+ p - 12

• 3
• 7
• 4
• 12

Identify the constant:

7c + 8 y + 32

• 7

• c

• y

• 32

• 8

Identify the coefficient of the second term:

-9b + 4x - 9

• -9

• 9

• 4

• b

• x

A variable is a ________________ or __________________ that represents an unknown value.

• letter or symbol

• term or expression

• constant or coefficient

• noughts or crosses

An Algebraic Expression is a mathematical phrase that includes at least one ___________________.

• variable

• coefficient

• constant

• Sponge Bob