Expressions Flashcard (Study Guide)

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 set of parentheses.

Front

Solve: 4(8n + 2)

Back

32n + 8

Front

Distribute: -15(2x - 2)

Back

-30x + 30

Front

Which expression is equivalent to 10x - 8?

Back

2(5x - 4) is equivalent to 10x - 8.

Front

Distribute: 10(x - 20)

Back

10x - 200

Front

Distribute: -1(3v - 8)

Back

-3v + 8

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.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms.

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (like +, -, *, /) that represents a value.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equal sign, while an equation does. An equation states that two expressions are equal.