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Nico invests some money @ 5%, and $2400 less @4%. Investments total $165.00 in intrest in 1 yr. How much did he invest at each rate?
8 years ago

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Reiny
amount at 5% ---- x
amount at 4% ---- x - 2400

.05x + .04(x-2400) = 165

solve for x
8 years ago

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