document.write( "Question 1070141: Jan Moser made a deposit into a 5% annual simple interest account. She made another deposit, $2500 less than the first, in a certificate of deposit earning 7% annual simple interest. The total interest earned on both investments for one year was $353. How much money was deposited in the certificate of deposit? \n" ); document.write( "
Algebra.Com's Answer #685279 by addingup(3677)![]() ![]() You can put this solution on YOUR website! The amount at 5%: x \n" ); document.write( "The amount at 7%: x-2500 \n" ); document.write( "Total interest earned in 1 year: 353 \n" ); document.write( "-------------------------------- \n" ); document.write( "0.05x+0.07(x-2500) = 353 \n" ); document.write( "0.05x+0.07x-175 = 353 \n" ); document.write( "0.12x = 528 \n" ); document.write( "x = 4400 this is the amount at 5% \n" ); document.write( "The amount at 7% = 4400-2500 = 1900 \n" ); document.write( "---------------------------------------- \n" ); document.write( "Check: \n" ); document.write( "4400*0.05 = 220 \n" ); document.write( "1900*.07 = 133 \n" ); document.write( "Total . . = 353 Correct \n" ); document.write( " \n" ); document.write( " |