Systems of two equations in x and y can be solved by adding the equations to create a new equation with one variable eliminated. This new equation can then b...
http://www.moomoomath.com/Graphing-linear-equations.html Step by step directions for finding a solution to a systems of equations by graphing. Video Guide 0:...
A system of two equations in x and y can be solved by rearranging one equation to represent x in terms of y, and then substituting this expression for x into...
An animated film in which a boy learns to use guesses to help him solve equations. Very entertaining and useful math cartoon for elementary students! https:/...