(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

(x-7)^2=(x+3)^2

2. The attempt at a solution

I squared both sides and received x-7=x+3

However, that cannot be correct because the variables cancel out which means there is no solution. The book shows that there is a solution of 2

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# Homework Help: Extracting a square root

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