Variables & expressions videos

What is a variable?

Why aren't we using the multiplication sign?

Terms, factors, & coefficients

Evaluating an expression with one variable

Evaluating exponent expressions with variables

Evaluating expressions like 5x² & ⅓(6)ˣ

Evaluating expressions with two variables

Evaluating expressions with two variables: fractions & decimals

Expression value intuition

Evaluating expressions with variables: exponents

Evaluating expressions with variables: cubes

Evaluating expressions with variables: temperature

Writing algebraic subtraction expressions

Writing basic expressions with variables

Writing expressions with variables

Writing expressions with parentheses

Writing expressions with variables & parentheses

Writing basic expressions word problems

Distributive property over subtraction

Distributive property with variables

Distributive property over addition

Intro to combining like terms

Combining like terms

Combining like terms example

Equivalent expressions