Topic 4 Vocabulary Practice

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols (e.g., +, -, *, /). Example: 4x + 7.

Tags

CCSS.6.EE.A.2B

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression. Example: In 5x, 5 is the coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is a constant in an expression?

Back

A constant is a fixed value that does not change. Example: In the expression 3x + 4, 4 is the constant.

Tags

CCSS.6.EE.A.2B

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its most basic form by combining like terms and eliminating unnecessary parts.

Tags

CCSS.7.EE.A.1

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. Example: In 3x + 4y - 5, the terms are 3x, 4y, and -5.

Tags

CCSS.6.EE.A.2B

Front

What is a variable?

Back

A variable is a letter or symbol that represents an unknown number. Example: In the expression x + 2, x is the variable.

Tags

CCSS.6.EE.A.2B

Front

What is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression is a combination of numbers and variables without an equality sign. Example: 2x + 3 = 7 is an equation; 2x + 3 is an expression.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting the variables with specific numbers. Example: Evaluate 2x + 3 for x = 2: 2(2) + 3 = 7.

Tags

CCSS.6.EE.A.2C

Front

What is a like term?

Back

Like terms are terms that have the same variable raised to the same power. Example: 3x and 5x are like terms; 3x and 4y are not.

Tags

CCSS.6.EE.A.2B

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a parenthesis.

Tags

CCSS.6.EE.A.3