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www.webmath.com/solver2.html

This page will show you how to

www.purplemath.com/modules/systlin4.htm

Demonstrates how to

www.mathportal.org/algebra/solving-system-of-linear-equations/substitution-method.php

www.khanacademy.org/math/algebra-home/alg-system-of-equations/alg-solving-systems-of-equations-with-substitution/v/solving-linear-systems-by-substitution

An old video where Sal introduces the

www.mathplanet.com/education/algebra-1/systems-of-linear-equations-and-inequalities/the-substitution-method-for-solving-linear-systems

A way to

www.regentsprep.org/regents/math/algebra/ae3/algsys.htm

www.ask.com/youtube?q=I Need Help on Solving Systems by Substitution?&v=KNwwu5wjcaA

Nov 7, 2007 ... Solving Systems by Substitution - MathHelp.com - Math Help ..... to solve cause
there's multiple of substitution equations that kids need help on.

www.coolmath.com/algebra/12-2x2-systems-of-equations/02-solving-by-substitution-01

We already know what y is: 5x + 3y = 7. y = 4. We just

www.wyzant.com/resources/lessons/math/precalculus/systems_of_equations/substitution_method

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