Solomon Belback: A)x = $ invested at 4%y = $ invested at 6%B)x + y = 4000.04x + .06y = 260C)x = 4000 -y.04(4000 -y) + .06y = 260.02y = 100y = $5000x = -$1000D)Even if he invested the whole amount at 6%, he wouldn't get 260....Show more
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