document.write( "Question 681712: if three times the square of a certain natural number is added to the number itself, the result is 14. find that number \n" ); document.write( "
Algebra.Com's Answer #422771 by edjones(8007)\"\" \"About 
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3x^2+x=14
\n" ); document.write( "3x^2+x-14=0
\n" ); document.write( "3*-14=-42; 7*-6=-42.
\n" ); document.write( "3x^2-6x+7x-14=0
\n" ); document.write( "3x(x-2)+7(x-2)=0
\n" ); document.write( "(3x+7)(x-2)=0
\n" ); document.write( "x=2
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