document.write( "Question 1040461: Solve the question by factoring.\r
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Algebra.Com's Answer #655273 by josgarithmetic(39627) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"3x%5E2-2x-21=0\"$ \r
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\n" ); document.write( "\n" ); document.write( "Look for the combinations you need and find which of them works.\r
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document.write( "(3x  3)(x  7 )\r\n" );
document.write( "diagonal terms, 3x and 21x\r\n" );
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document.write( "(3x  7)(x  3)\r\n" );
document.write( "diagonal terms, 7x and 9x; so this should work;\r\n" );
document.write( "just choose the proper arithmetic operations in each binomial.\r\n" );
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