Each month the stock decreased in value.

on january 1 it was worth $8,474.

on march 1 it was worth $3,323.

during february it decreased by $1,621.

during january it decreased by $

During January it decreased by $3,530.

Step-by-step explanation:

Given data:

Value of stocks in January 1st = $8,474

Value of stocks on March 1st = $3,323

Decrease value during February = $1,621

To find the decrease value during January.

Solution:

Let the decrease value in dollars during January be =

So, value of stocks in dollars on 1st February will be =

So, value of stocks in dollars on 1st March will be =

So, we have

Subtracting both sides by 6853.

Multiplying both sides by -1.

∴

Thus, during January it decreased by $3,530.

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step-by-step explanation: