document.write( "Question 924748: system of linear equations\r
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document.write( "A cyclist traveled a certain distance at her usual speed. If her speed had been 2 mi/hr faster, she would have traveled the distance in 1 hr less time. If her speed had been 2 mi/hr slower, she would have taken 2 hr longer. Find the distance traveled and her usual speed. \n" );
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Algebra.Com's Answer #561066 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! r, usual speed\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "____________________speed__________time__________distance \n" ); document.write( "Usual________________r_____________t_____________d \n" ); document.write( "Faster______________r+2___________t-1____________d \n" ); document.write( "Slower______________r-2___________t+2____________d\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "EQUATIONS \n" ); document.write( " \n" ); document.write( "- \n" ); document.write( " \n" ); document.write( "- \n" ); document.write( " \n" ); document.write( "- \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Use the second and third equations of the simplified system and the Elimination Method to get values for r and for t. You can then use them in any of the equations to find value for d. \n" ); document.write( " |