document.write( "Question 223575: the sum of a non zero number and its square is equal to three times the number. what is the number? \n" ); document.write( "
Algebra.Com's Answer #167152 by checkley77(12844)\"\" \"About 
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x+x^2=3x
\n" ); document.write( "x^2+x-3x=0
\n" ); document.write( "x^2-2x=0
\n" ); document.write( "x(x-2)=0
\n" ); document.write( "x-2=0
\n" ); document.write( "x=2 ans.
\n" ); document.write( "Proof:
\n" ); document.write( "2+2^2=3*2
\n" ); document.write( "2+4=6
\n" ); document.write( "6=6
\n" ); document.write( " \n" ); document.write( "
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