document.write( "Question 284109:  Im having trouble understanding this one could you explain how to get the answer please?:\r
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document.write( "A rectangle has area of x^2+3x-18 and width x-3 find the factor for the length \n" );
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Algebra.Com's Answer #206162 by richwmiller(17219)    You can put this solution on YOUR website! You either have to factor x^2+3x-18 into (x-3) and something else or you have to divide x^2+3x-18 by (x-3) \n" ); document.write( "Since we have -18 (-3*6=-18) I would guess (x+6) is the other factor. \n" ); document.write( "Use foil to multiply (x-3)*(x+6) to verify.\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "  |