4.5 Parts of an Algebraic Expression Day 1

Front

The number before a variable is the _____

Back

coefficient

Front

Identify the variable in the expression: 3x + 9

Back

x

Front

What are the variables in the following expression: 3z + 4x + 1y + 7?

Back

z, x, y

Front

How many terms are in the algebraic expression: 5a + 3b + 2c?

Back

3

Front

How many terms are in this expression: 4x + 7y + 2?

Back

3

Front

What is a term in an algebraic expression?

Back

A term is a single mathematical expression that can be a number, a variable, or a combination of both, multiplied together.

Front

What is a constant in an algebraic expression?

Back

A constant is a fixed value that does not change, such as the number 5 in the expression 3x + 5.

Front

What is a variable in an algebraic expression?

Back

A variable is a symbol (usually a letter) that represents an unknown value, such as x or y.

Front

What is the difference between a coefficient and a constant?

Back

A coefficient is a number that multiplies a variable, while a constant is a standalone number without a variable.

Front

In the expression 2x + 3y - 5, how many variables are present?

Back

2 (x and y)