Question 30312
{{{ x^2 = 69 }}}  a square and a square root cancel one another.
{{{ sqrt(x^2) = sqrt(69) }}}
{{{ x = sqrt(69) }}} now ... factor 69
{{{ 69 = 3*23 }}} since both of these numbers are prime, and there are no pairs, unles working it on a calculator, you are done.
{{{ x = sqrt(69) }}}