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What is the value of x for which (14-x)^2=x^2?

User Annamaria
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1 Answer

8 votes
(14-x)² = x²

take root to both

√(14-x)² = √x²

|14-x| = |x|

14-x = x

-x = x - 14

-x - x = -14

-2x = -14

x = 7
User Louis Loo
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