Online College Courses for Credit

7.4 Solve Linear Systems by Multiplying First

7.4 Solve Linear Systems by Multiplying First

Author: Colin S

To teach kids about adding Linear Systems.

There is an instructional video and a few problems to solve.

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 33 of Sophia’s online courses. Many different colleges and universities consider ACE CREDIT recommendations in determining the applicability to their course and degree programs.


How To Solve Linear Systems

A How To on Linear Systems with an equation example and step-by-step instructions.
Music is "Painted Sun In Abstract" by Trent Reznor & Atticus Ross (Soundtrack to "The Social Network").
No copyright infringement intended. I do not own this soundtrack or the rights to it.

Source: Mr. Hennen


Eight problems for you to solve yourself.

Source: McDougal Littel (Algebra 1)