A store sells an average of 110 TVs and 125 tablets for a total of $85,500 on a Saturday. During a typical weekday, they sell 55 TVs and 75 tablets, for a total cost of $45,250. Using the system of linear equations given, find the cost of a single tablet.
110x + 125y = 85,500
55x + 75y = 45,250
$550
$200
$250
$500