SOLUTION: Please help me solve the following equation. {{{ sqrt( x^2-25 )=x+5 }}}

Algebra ->  Radicals -> SOLUTION: Please help me solve the following equation. {{{ sqrt( x^2-25 )=x+5 }}}       Log On


   



Question 242076: Please help me solve the following equation.
+sqrt%28+x%5E2-25+%29=x%2B5+

Answer by vleith(2983) About Me  (Show Source):
You can put this solution on YOUR website!
+sqrt%28+x%5E2-25+%29=x%2B5+ square both sides
x%5E2-25+=+%28x%2B5%29%5E2
x%5E2+-25+=+x%5E2+%2B+10x+%2B+25 collect like terms and simplify
-50+=+10x
-5+=+x
check your answers