SOLUTION: Paul has 80,000 to invest and his intent is to earn 13% . He can invest in his Money at 8% and 16% . How much did Paul invest and each part ? 
8% = ? 
16% = ? 
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Question 1107791:  Paul has 80,000 to invest and his intent is to earn 13% . He can invest in his Money at 8% and 16% . How much did Paul invest and each part ? 
8% = ? 
16% = ?  
Answer by addingup(3677)   (Show Source): You can put this solution on YOUR website!
 0.08x + 0.16(80,000 - x) = 0.13(80,000)
0.08x + 12,800 - 0.16x = 10,400
-0.08x = -2,400
x = 30,000 this is the amount at 8%
80,000 - 30,000 = 50,000 this is the amount at 16%
 
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