SOLUTION: Mr. Benstron invested $7,200, part at 8% and the rest at 10%. If the annual income from each investment was the same, what was the amount of each investment?

SOLUTION: Mr. Benstron invested $7,200, part at 8% and the rest at 10%. If the annual income from each investment was the same, what was the amount of each investment?

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Question 260854: Mr. Benstron invested $7,200, part at 8% and the rest at 10%. If the annual income from each investment was the same, what was the amount of each investment?
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
1.
2.
From eq. 1,

Substitute into eq.2,

Then from eq. 1,

.
.
.
$3200 at 10%, $4000 at 8%.
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