A family’s well pumps water into a tank at a rate of 10 gal/min. In the morning, the tank has 1700 gal. Which equation models the amount of water y in the tank after the well pumps for x min?

a. y=-10x-1700
b. Y= -10x + 1700
c. Y= 10x + 1700
d. Y= 10x - 1700