Expressions and Equations

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication to each addend.

Front

Simplify using the distributive property: 2(x + 4)

Back

2x + 8

Front

Simplify using the distributive property: 2x + 3(x - 1)

Back

5x - 3

Front

What is the order of operations?

Back

The order of operations is a set of rules that determines the sequence in which calculations are performed: Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). Often abbreviated as PEMDAS.

Front

Evaluate: 16 - 4(7 + 1) ÷ 2²

Back

8

Front

Evaluate: 12 - 2 ⋅ 4

Back

4

Front

What is 4³?

Back

64

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form, combining like terms and performing operations where possible.

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 equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing one or more variables.