document.write( "Question 878878: Tyler has two savings accounts that his grandparents opened for him. One of the accounts pay 7% annual interest, whereas the other pays 9% annual interest. If you have $700 more invested at 9% than you invested at 7%, how much do you have invested in each account if the total amount of interest you earn in a year is $127? \n" ); document.write( "
Algebra.Com's Answer #530361 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Tyler has two savings accounts that his grandparents opened for him. One of the accounts pay 7% annual interest, whereas the other pays 9% annual interest. If you have $700 more invested at 9% than you invested at 7%, how much do you have invested in each account if the total amount of interest you earn in a year is $127? \n" ); document.write( "*** \n" ); document.write( "let x=amount invested in 7% account \n" ); document.write( "700+x=amount invested in 9% account \n" ); document.write( ".. \n" ); document.write( "7%x+9%(700+x)=127 \n" ); document.write( ".07x+63+.09x=127 \n" ); document.write( ".16x=64 \n" ); document.write( "x=400 \n" ); document.write( "700+x=1100 \n" ); document.write( "amount invested in 7% account=$400 \n" ); document.write( "amount invested in 9% account=$1100 \n" ); document.write( " |