Aleksandra Tomich invested $ 10 comma 815 comma part at 6 % simple interest and part at 3 % simple interest for a period of 1 year. How much did she invest at each rate if each account earned the same interest?
Added by Morgan G.
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We know that the total amount invested is $10,815, so we can write the first equation as: \[ x + y = 10,815 \] Show more…
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