Raymond B. answered 05/03/21
Tutor
5
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Math, microeconomics or criminal justice
.03(X+200) + .04X = 559 where X= amount invested at 4%
.07X = 559-6 = 553
X= 553/.07 = $7,900 invested at 4%
x+200 = $8,100 invested at 3%