How to solve equations with the variable on both sides of the …

Demonstration of solving linear equations with variable expressions in the deominators of …

A demonstration of how to solve an advanced ratio problem with algebra.

This is a presentation of slightly harder percent problems.

This shows how a mathematician can define their own set of operators.

A fun algebraic problem.

This lesson introductes systems of equations.

A word problem involving 3 people overtaking each other at different rates.

This lesson explains how a parabola is the locus of all points …

This lesson explains how a parabola is the locus of all points …

An introduction to partial fraction expansion.

Presentation of a more complex problem of partial fraction expansion.

This is a demonstration of how to deal with repeated factors.

How to solve a word problem involving a train passing a bike.

Another word problem involving trains passing at different rates.

Proofs of the logarithm properties: A(log B) = log (B^A) and log …

A proof of the hyperbola foci formula.

A proof of the logarithm property: log a + lob b = …

A proof of the hyperbola foci formula. [Algebra: Lesson 62 of 86]

A demonstration of how to derive the quadratic formula by completing the …