Find an expression which represents the difference when (2x−7y) is subtracted from (8x−6y) in simplest terms.

The expression that represents the difference when (2x−7y) is subtracted from (8x−6y) is:

(8x - 6y) - (2x - 7y)
= 8x - 6y - 2x + 7y
= 6x + y