Adding and Subtracting Linear Expressions

Front

What is a linear expression?

Back

A linear expression is an algebraic expression in which each term is either a constant or the product of a constant and a single variable raised to the first power.

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 is the perimeter of a figure?

Back

The perimeter is the total distance around the outside of a shape, calculated by adding the lengths of all its sides.

Front

What is the Distributive Property?

Back

The Distributive Property states that a(b + c) = ab + ac, allowing you to multiply a single term by each term inside a parenthesis.

Front

How do you combine like terms?

Back

You combine like terms by adding or subtracting the coefficients of terms that have the same variable raised to the same power.

Front

What is the result of (7x - 4) - (3x - 2)?

Back

4x - 2

Front

What is the result of (3x + 5) + (2x + 1)?

Back

5x + 6

Front

What is the result of 2(x + 3) + 3(3x - 2)?

Back

11x

Front

What is the result of (7k - 9) + (-4k + 3)?

Back

3k - 6

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.