document.write( "Question 486990: The question is:
\n" );
document.write( " Carla invested $23,000.00, part at 16%, and part at 15%.
\n" );
document.write( "If the total interest @ the end of the year is $3,500.00, how much did she invest at 16%??
\n" );
document.write( " I worked the problem, but not sure if I am right.
\n" );
document.write( "I let x= 16%
\n" );
document.write( " y= 15%
\n" );
document.write( "my final answer was x = $5,000. Was I right?? Your expertise is greatly appreciated. \n" );
document.write( "
Algebra.Com's Answer #332901 by John10(297)![]() ![]() You can put this solution on YOUR website! Your starting seems correctly \n" ); document.write( "You let x be the amount which invest into 16% account \n" ); document.write( " y---------------------------------15% account \n" ); document.write( "The total amount to invest is 23000 \n" ); document.write( "x + y = 23000 \n" ); document.write( "The total earned amount is 3500 \n" ); document.write( "0.16x + 0.15y = 3500 \n" ); document.write( "Solve the system to find the amount of each investment \n" ); document.write( "x + y = 23000 \n" ); document.write( "0.16x +0.15y = 3500 \n" ); document.write( "Hint: the answers are $5,000 in 16% account and $18,000 in 15 % account \n" ); document.write( "Hope it'll help you! John10:) \n" ); document.write( " |