document.write( "Question 988058: Chris invested $4,100 into two money market accounts. One account has an interest rate of 3% and the other has a rate of 7%. Total interest earned at the end of the year was $191. How much was invested in each account? \n" ); document.write( "
Algebra.Com's Answer #608700 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Chris invested $4,100 into two money market accounts. One account has an interest rate of 3% and the other has a rate of 7%. Total interest earned at the end of the year was $191. How much was invested in each account? \n" ); document.write( "---- \n" ); document.write( "Equation: \n" ); document.write( "int + int = 191 \n" ); document.write( "---- \n" ); document.write( "0.03*x + 0.07(4100-x) = 191 \n" ); document.write( "------- \n" ); document.write( "3x + 7*4100 - 7x = 19100 \n" ); document.write( "----------- \n" ); document.write( "-4x = -9600 \n" ); document.write( "x = $2400 \n" ); document.write( "---- \n" ); document.write( "4100-2400 = $1700 \n" ); document.write( "------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " |