Revenue: 2x² + 17x - 175
Cost: 2x² - 3x - 125
Profit: 20x - 50
Profit = Revenue - Cost
Profit = 2x² + 17x - 175 - (2x² - 3x - 125)
Profit = 2x² - 2x² + 17x + 3x - 175 + 125
Profit = 20x - 50
x = 75
profit = 20(75) - 50
profit = 1500 - 50
profit = 1450