Subscribe to feed
Lights off 
SEE: Guide to Download Khan Academy Video Lecture
Lecture Details :
A slightly more involved ratio problem with algebra
Course Description :
This is the original Algebra course on the Khan Academy and is where Sal continues to add videos that are not done for some other organization. It starts from very basic algebra and works its way through algebra II.
Other Resources :
Other Mathematics Courses
- Computational Science and Engineering I by MIT
- Differential Equations II by Khan Academy
- Elementary Numerical Analysis by IIT Bombay
- differential equations III by Other
- Linear Algebra by MIT
- Mathematical Logic by IIT Madras
- Mathematics III by IIT Roorkee
- Calculus by The University of New South Wales
- Algebraic Topology by The University of New South Wales
- Introduction to Geometry by Other
» check out the complete list of Mathematics lectures
Mathematics Lecture Notes
- Math 231: Partial Differential Equations by UC San Diego
- Topology Education by University College Galway
- Fundamentals of Analysis by Macquarie University
- Multivariable and Vector Analysis by Macquarie University
- Probabilistic Thinking by Princeton University
- Linear Functional Analysis by Macquarie University
- Math 100: UBC Calculus by University of British Columbia
- Chemistry 1S: Basic Calculus for Chemists by University of Bristol
- First Year Calculus by Macquarie University
- MATA26Y: Calculus by University of Toronto