document.write( "Question 222220: walt made an extra $8000 last year from a part time job. He invested part of his money at 6% and the rest at 9%. He maid a total of $570 how much was invested at 9%. \n" ); document.write( "
Algebra.Com's Answer #166448 by rfer(16322) ![]() You can put this solution on YOUR website! .06x+.09(8000-x)=570 \n" ); document.write( ".06x+720-.09x=570 \n" ); document.write( "-.03x=-150 \n" ); document.write( "x=$5000 at 6% \n" ); document.write( "8000-x=$3000 at 9% \n" ); document.write( " |