# Algebra

Which is the extraneous solution of -x=sq root of 2x+15?

A. -5
B. -3
C. 3
D. 5
I think it is D...?

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3. 👁 35
1. you are correct

if x = 5
LS = -5
RS = √(10+15) = √25 = 5 ≠ LS

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posted by Reiny

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