SOLUTION: You invest $5000 in two stocks. In one year, the value of stock A increases by 9.8% and the value of stock B increases by 6.2%. The total value of the stocks is now $ 5389.20 How m

Question 971886: You invest $5000 in two stocks. In one year, the value of stock A increases by 9.8% and the value of stock B increases by 6.2%. The total value of the stocks is now $ 5389.20 How much did you originally invest in each stock?
Found 2 solutions by Boreal, josmiceli:
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
x=invested in stock a
5000-x = invested in stock b
x *.098= gain on stock a
(5000-x) * (.062)= gain on stock b
.098x +310-.062x = 389.20 (5389.20-5000)
.036 x +310 -389.20
.036 x =79.20
x=$2200 stock a
5000-x=$2800 stock b
2200*.098= $215.60
2800*.062= $173.60
they add to $389.20
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = amount invested in stock A
= amount invested in stock B
---------------------

and

$2,200 was invested in stock A
$2,800 was invested in stock B
-----------------------------
check:

OK

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