SOLUTION: Mitchell invested part of his $13,000 advance at 5% annual simple interest and the rest at 9% annual simple interest. If his total yearly interest from both accounts was $930&#820

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Question 1080732: Mitchell invested part of his $13,000 advance at 5% annual simple interest and the rest at 9% annual simple interest. If his total yearly interest from both accounts was $930​, find the amount invested at each rate.
What is the amount invested at 5%?
What is the amount invested at 9%?
Found 2 solutions by Fombitz, MathTherapy:
Answer by Fombitz(32388)   (Show Source): You can put this solution on YOUR website!
- amount invested at 5%
- amount invested at 9%
1.
.
.

2.
Multiple eq. 1 by 5 and subtract from eq. 2,


Solve for A then use either equation to solve for B.
Answer by MathTherapy(10557)   (Show Source): You can put this solution on YOUR website!
Mitchell invested part of his $13,000 advance at 5% annual simple interest and the rest at 9% annual simple interest. If his total yearly interest from both accounts was $930​, find the amount invested at each rate.
What is the amount invested at 5%?
What is the amount invested at 9%?
Correct answer:  

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