Online College Courses for Credit

5 Tutorials that teach Equations, Functions, and Variables
See All
Take your pick:
Equations, Functions, and Variables

Equations, Functions, and Variables

Author: Graham Pardun

This lesson explains how equations are related to functions and variables.

See More

Try Our College Algebra Course. For FREE.

Sophia’s self-paced online courses are a great way to save time and money as you earn credits eligible for transfer to many different colleges and universities.*

Begin Free Trial
No credit card required

37 Sophia partners guarantee credit transfer.

299 Institutions have accepted or given pre-approval for credit transfer.

* The American Council on Education's College Credit Recommendation Service (ACE Credit®) has evaluated and recommended college credit for 32 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


Equations vs. Functions

In this lesson, we'll go over the similarities and differences between the concepts of an equation and a function, as well as cover how variables can play an important role in each!