# SOLUTION: Please show me the process to use to work this problem using the distribution property process. thanks for your help! Michael McGinnis invested some money at 7% and \$4000 less

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 Click here to see ALL problems on Linear-systems Question 70527: Please show me the process to use to work this problem using the distribution property process. thanks for your help! Michael McGinnis invested some money at 7% and \$4000 less than this amount at 5%. He earned \$520 interest the first year. How much did he invest at 5%?Answer by checkley75(3666)   (Show Source): You can put this solution on YOUR website!.07x+.05(x-4000)=520 [7% of x plus 5% of (4000-x)]=520 interest .07x+.05x-200=520 .12x=520+200 .12x=720 x=720/.12 x=6000 invested @ 7% 6000-4000=2000 invested @ 5% proof .07*6000+.05*2000=520 420+100=520 520=520