katlin95
solve for x: sqrt x+16  sqrt x2=0
A. 3
B. 7
C. 9
D. 15



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katlin95
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@jim_thompson5910 i got 9

electrokid
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It cannot be this way!
\[\sqrt{x+16}\sqrt{x2}=0\]

katlin95
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so what would be my answer then?

electrokid
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is the question the way I wrote?

katlin95
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yep

electrokid
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if the question is exactly like I wrote, then there can be no solution for it!

katlin95
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for the second part the sqrt is only over 2x

electrokid
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check the question and use the equation editor below to enter the equation

katlin95
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I mean x lol

electrokid
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see..!!

electrokid
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so, like this?\[\sqrt{x+16}\sqrt{x}2=0\]

katlin95
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yes:)

jim_thompson5910
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if the equation is \[\sqrt{x+16}\sqrt{x}2=0\], then the answer is x = 9 like you got katlin95, so congrats

electrokid
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then yes.