document.write( "Question 1078194: The sum of a number and its square is 30. Find the​ number(s). \n" ); document.write( "
Algebra.Com's Answer #692676 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
The sum of a number and its square is 30. Find the​ number(s).
\n" ); document.write( "-----
\n" ); document.write( "Let the number be \"x\"::
\n" ); document.write( "Equation:
\n" ); document.write( "x + x^2 = 30
\n" ); document.write( "x^2 + x - 30 = 0
\n" ); document.write( "---
\n" ); document.write( "Factor::
\n" ); document.write( "(x-6)(x+5) = 0
\n" ); document.write( "----
\n" ); document.write( "x = 6 or x = -5
\n" ); document.write( "------------------
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "--------
\n" ); document.write( "
\n" ); document.write( "
\n" );