Quantcast XP Math - Forums - View Single Post - Custom Algebra Teaser.. Answer this pls..?
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Old 07-25-2007   #6
R.B.R
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If you expand both sides, you will get the same thing x^2 + a^2 - 2ax = a^2 + x^2 - 2ax.They are both the same thing. Its like saying 1 = 1.So, it won't make any difference what value of x or a you substitute.