Another System of Linear Equations

Often the most difficult part of solving a system of equations problem is writing out the system from a word description. In this FAQ, we look at a complicated sounding problem and form a system of linear equations from the problem.

A basket of yarn, from http://www.pixelverve.com/raen/2004/07/mini-stash-addition.html {{cc-by-sa-2.0}}

This FAQ explores how to take a story problem and write it out as a system of linear equations.