document.write( "Question 493653: You invested $18,000 in two accounts paying %4 and %7 annual interest, respectively. If the total interest earned for the year was $930, how much was invested at each rate? \n" ); document.write( "
Algebra.Com's Answer #335413 by MRperkins(300)![]() ![]() You can put this solution on YOUR website! Let x=amount invested at 4% \n" ); document.write( "Let y=amount invested at 7% \n" ); document.write( "Then \n" ); document.write( ".04x+.07y=930 \n" ); document.write( "x+y=18,000 \n" ); document.write( "Solve for x and y using substitution (easiest) or elimination methods \n" ); document.write( " |