document.write( "Question 184422: Every ear,we return 12% of a sum of money without an intersest. if after 5 years, we still have 1400 $ to pay,what sum of money did i borrow?? PLEASEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE HELPPPPPPPPP !!!!!!!!!! \n" ); document.write( "
Algebra.Com's Answer #138432 by ankor@dixie-net.com(22740) You can put this solution on YOUR website! Every year,we return 12% of a sum of money without an intersest. \n" ); document.write( " If, after 5 years, we still have 1400 $ to pay,what sum of money did i borrow?? \n" ); document.write( ": \n" ); document.write( "Let x = amt borrowed \n" ); document.write( ": \n" ); document.write( "Convert 12% to decimal; .12 \n" ); document.write( ": \n" ); document.write( "Amt borrowed - amt paid = $1400 \n" ); document.write( ": \n" ); document.write( "x - 5(.12x) = 1400 \n" ); document.write( ": \n" ); document.write( "1x - .6x = 1400 \n" ); document.write( "; \n" ); document.write( ".4x = 1400 \n" ); document.write( "x = \n" ); document.write( "x = $3500 \n" ); document.write( "; \n" ); document.write( ": \n" ); document.write( "See if that's right \n" ); document.write( "3500 - 5(.12*3500) = \n" ); document.write( "3500 - 5(420) = \n" ); document.write( "3500 - 2100 = 1400 \n" ); document.write( ": \n" ); document.write( "PS you don't have \"shout\" like that, we pay attention. \n" ); document.write( " |