Identify Parts of an Expression

Front

What is a coefficient?

Back

A coefficient is a number multiplied by a variable. It is the number in front of the variable.

Front

Identify the coefficient in the expression: -9b + 4x - 9

Back

The coefficient of the second term (4x) is 4.

Front

The number before a variable is called what?

Back

Coefficient.

Front

Identify the constant in the expression: 2y + 5x + 12

Back

The constant is 12.

Front

How many terms are in the algebraic expression: 2y + x + 4?

Back

There are 3 terms.

Front

What is a term in an expression?

Back

A term is a single mathematical expression that can be a number, variable, or the product of numbers and variables.

Front

What is a variable?

Back

A variable is a symbol (often a letter) that represents a number in mathematical expressions.

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change.

Front

How do you identify the number of terms in an expression?

Back

Count the number of separate parts in the expression, which are separated by plus or minus signs.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and reduce it to its simplest form.