A theater sells standard tickets and premium tickets. All standard tickets have the same price, and all premium tickets have the same price.
| Performance | Standard tickets sold | Premium tickets sold | Total ticket revenue |
|---|---|---|---|
| Friday | 17 | 29 | $964 |
| Saturday | 23 | 21 | $976 |
What is the total cost, in dollars, of 4 standard tickets and 3 premium tickets?