# Variables & expressions

## Parts of algebraic expressions

Learn
What is a variable?Terms, factors, & coefficientsWhy aren't we using the multiplication sign?Terms, factors, and coefficients review
Practice
Parts of algebraic expressionsGet 5 of 7 questions to level up!

## Substitution & evaluating expressions

Learn
Evaluating an expression with one variableEvaluating exponent expressions with variablesEvaluating expressions with two variablesEvaluating expressions with two variables: fractions & decimalsEvaluating expressions with one variableEvaluating expressions with two variablesEvaluating expressions with two variables: fractions & decimals
Practice
Evaluating expressions with one variableGet 5 of 7 questions to level up!
Variable expressions with exponentsGet 3 of 4 questions to level up!
Evaluating expressions with multiple variablesGet 3 of 4 questions to level up!

## Expression value intuition

Learn
Expression value intuitionExpression value intuition
Practice
Expression value intuitionGet 3 of 4 questions to level up!

## Evaluating expressions word problems

Learn
Evaluating expressions with variables: temperatureEvaluating expressions with variables word problemsEvaluating expressions with variables: cubesEvaluating expressions with variables: exponents
Practice

## Writing algebraic expressions introduction

Learn
Writing basic expressions with variablesWriting basic expressions with variablesWriting expressions with variablesWriting expressions with variablesWriting expressions with variables & parentheses
Practice
Writing basic expressions with variablesGet 5 of 7 questions to level up!
Writing expressions with variablesGet 5 of 7 questions to level up!

## Writing basic algebraic expressions word problems

Learn
Writing basic expressions word problemsWriting basic expressions word problems
Practice
Writing basic expressions word problemsGet 5 of 7 questions to level up!

## Distributive property with variables

Learn
Distributive property over additionDistributive property over subtractionDistributive property with variables
Practice
Distributive property with variablesGet 3 of 4 questions to level up!
Create equivalent expressions by factoringGet 3 of 4 questions to level up!
Factor with distributive property (variables)Get 3 of 4 questions to level up!

## Combining like terms

Learn
Intro to combining like termsCombining like termsCombining like terms example
Practice
Combining like termsGet 5 of 7 questions to level up!

## Equivalent expressions

Learn
Equivalent expressions
Practice
Equivalent expressionsGet 5 of 7 questions to level up!