document.write( "Question 220057: marsha invested part of 18,000.00 at 16% and the remainder at 20%. Her total income from these two investments was $3120.00 how much was invested? \n" ); document.write( "
Algebra.Com's Answer #165299 by rfer(16322)![]() ![]() ![]() You can put this solution on YOUR website! .16x+.2(18000-x)=3120 \n" ); document.write( ".16+3600-.2x=3120 \n" ); document.write( "-.04x=-480 \n" ); document.write( "x=12000 at 16% \n" ); document.write( "6000 at 20% \n" ); document.write( " |