One week a computer store sold a total of 36 computers and external hard drives. the revenue from these sales was $30875 . if computers sold for $1180 per unit and hard drives for $125 per unit, how many of each did the store sell?

To solve this problem you must apply the proccedure shown below:

1. You must make a system of equation by using the information given in the problem above. Then, let's call:

: The number of computers sold.

: The number of hard drives sold.

2. Therefore, you have the following system of equations:

2. Solve for in the first equation and substitute it into the second equation:

3. Solve for :

4. Substitute the value of into the first equation to calculate :

Therefore, the answer is: The store sold computers and hard drives.

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step-by-step explanation: