Rachel
About
Khan Academy on a Stick
Problemas de Sistemas y Razones
Problemas de Sistemas y Razones
Problemas con sistemas de ecuaciones
Using a system of equations to find the price of apples and oranges
Linear systems word problem with substitution
Systems of equation to realize you are getting ripped off
Thinking about multiple solutions to a system of equations
Problemas de Sistemas y Razones
Problemas de Sistemas y Razones 2
Problemas de Sistemas y Razones 3
Oficial a Caballo
Problema Verbal, Dos Bicicletas que se Cruzan
Pasado el problema de bicicleta
System of equations for passing trains problem
Superando los problemas con palabras
Multple examples of multiple constraint problems
Your browser does not support video. Please get the latest version of Google Chrome, Firefox, IE, or Safari. Alternately, you can try the link below if you have VLC or another media player installed.
If the above player doesn't work, you can
try this direct link
.