document.write( "Question 1110576: If an amount of 2,160, which includes 10% simple interest for 2 years, is paid back, how much was borrowed 2 years earlier?( $1800)
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Algebra.Com's Answer #725623 by math_helper(2461)![]() ![]() You can put this solution on YOUR website! You got it, $1800. \r \n" ); document.write( "\n" ); document.write( "— \n" ); document.write( "The work-out: \n" ); document.write( "x = amount invested 2yrs ago \n" ); document.write( "2(0.10)x + x = 2160 \n" ); document.write( "1.20x = 2160 \n" ); document.write( " x = 2160/1.2 = 1800 \n" ); document.write( " |