document.write( "Question 900317: A team of cancer research specialists received a grant of 300,000 to be used for cancer research. They deposited some of the money in a 10% simple internet account and the remainder in an 8.5% annual simple interest account. How much was deposited in each account if the annual interest is 28,500 ? \n" ); document.write( "
Algebra.Com's Answer #545905 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! x+y=300000, \n" ); document.write( "0.1*x+0.085*y=28500 \n" ); document.write( "x=300000-y \n" ); document.write( "0.1*(300000-y)+0.085*y=28500 \n" ); document.write( "30000-0.1y+0.085*y=28500 \n" ); document.write( "-0.015*y=-1500 \n" ); document.write( "y=100000 \n" ); document.write( "x=300000-y \n" ); document.write( "x=200000 \n" ); document.write( "check \n" ); document.write( "0.1*200000+0.085*100000=28500 \n" ); document.write( "20000+8500.0=28500 \n" ); document.write( "28500.0=28500 \n" ); document.write( "ok\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |