SOLUTION: Alex wishes to invest $1320 so that the interest from a 5% investment is equal to the interest from a 6% investment. How much should he invest at each rate?

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Question 900438: Alex wishes to invest $1320 so that the interest from a 5% investment is equal to the interest from a 6% investment. How much should he invest at each rate?
Answer by richwmiller(17219)   (Show Source): You can put this solution on YOUR website!
a+b=1320
.05a=.06b
a=720, b=600

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