Question 1032321
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For which value of x does (square root of x-5)+2=6

Thank you. 
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<pre>
{{{sqrt(x-5) + 2}}} = {{{6}}}  ---> (add - 2 to both sides, and get)

{{{sqrt(x-5)}}} = {{{4}}}.         ( square both sides and get)

x -5 = 16.

x = 16 + 5 = 21.

Check it!
</pre>