document.write( "Question 345876: Erica invested a total of $5,000, part at 3% simple interest and part at 4% simple interest. At the end of 1 year, the investment had earned $176 interest. How much was invested at each rate? \n" ); document.write( "
Algebra.Com's Answer #247304 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! 0.03x+0.04(5000-x)=176 \n" ); document.write( "0.03x+200-0.04x=176 \n" ); document.write( "-0.01x=-24 \n" ); document.write( "x=2400 at 3% \n" ); document.write( "5000-2400=2600 at 4% \n" ); document.write( " |