document.write( "Question 362295: An investor placed her money in a venture paying 7% interest. If she had another $1500, she would have been able to invest her money at 10% and gain an additional $255 in annual interest. How much did she invest \n" ); document.write( "
Algebra.Com's Answer #258170 by mananth(16946)![]() ![]() You can put this solution on YOUR website! An investor placed her money in a venture paying 7% interest. If she had another $1500, she would have been able to invest her money at 10% and gain an additional $255 in annual interest. How much did she invest \n" ); document.write( "... \n" ); document.write( "let her invest $x \n" ); document.write( "x+1500 @ 10% \n" ); document.write( "interest she would have gained = 255+0.07x \n" ); document.write( ".. \n" ); document.write( "(x+1500)*0.1=225+0.07x \n" ); document.write( "0.1x+150=225+0.07x \n" ); document.write( "0.1x-0.07x=225-150 \n" ); document.write( "0.03x=75 \n" ); document.write( "x=75/0.03 \n" ); document.write( "x=2500 amount she invested \n" ); document.write( "... \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |