Evaluating Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables (like x or y), and operation symbols (like +, -, *, /).

Front

What does it mean to evaluate an algebraic expression?

Back

To evaluate an algebraic expression means to substitute the values of the variables into the expression and perform the operations to find a numerical result.

Front

Evaluate: 6(2x + 3) when x = 4.

Back

66

Front

Evaluate: 3(x + 4) when x = 2.

Back

18

Front

Evaluate: 4x - 2 when x = 6.

Back

22

Front

Evaluate: 9(5h - 2) when h = 2.

Back

72

Front

Evaluate: p + 3 when p = 8.

Back

11

Front

What is the distributive property in algebra?

Back

The distributive property states that a(b + c) = ab + ac, meaning you can distribute the multiplication over addition.

Front

How do you simplify an expression?

Back

To simplify an expression, combine like terms and perform any operations to 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, such as 2x and 3x.