In 1990, 525,000 people worked in the air transportation industry. In 2006, the number was 483,000.

(a) Find a linear equation giving the number of employees in the air transportation industry in terms ofx, the number of years since 1990.

(b) Assuming the equation remains valid in thefuture, in what year will there be 460,000 employees of the air transportationindustry?

(a) The linear equation determined by the two points in part(a) is y=__x+__

(Type integers or decimals rounded to one decimalplace.)

(b) The number of employees of the air transportation industry will reach 460,000 in the year? ___