<img src="https://assets.podomatic.net/ts/3e/43/d5/mrwilliamspodcast/3000x3000_1506960.jpg" alt="itunes pic" /><br />Mr. Williams explains how to solve the linear system 
x+2y=-1 and x-y=5.

Mr. Williams explains how to solve the linear system x+2y=-1 and x-y=5.

<br>Mr. Williams explains how to solve the linear system 
x+2y=-1 and x-y=5.

Solving Linear Systems by Substitution

A simple explanation of math from an algebra and geometry teacher at Chaminade Middle School in Chatsworth California.

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Solving Linear Systems by Substitution

Solving Linear Systems by Substitution