Connor has $100,000 and wants to get an 8% return total at the end of the year. He can invest in two different stocks. One of the stocks will yield a 6% return per year and the second will yield a 8.5% return per year. Which of the following system of equations correctly describes this situation if x represents the amount invested in the 6% stock, and y represents the amount invested in the 8.5% stock?