Keisha has been saving for her college education for 7 years. She started with a $1,000 present from her grandparents and has added an additional $500 every year from her summer job. The situation above can be represented by the function below where x is the numbers of years and y is the amount of money in the savings account:

y = 500x + 1000

Using the function above, determine the value of Keisha’s savings account in 10 years.