This concept shouldn't be all that strange, actually. U-substitution is only one transformation technique, and in fact, you probably have already used other techniques of transformation to solve integration problems that haven't required the U-Substitution method. Here's an example: So this doesn't look too hard.
Hunlock Creek Info. Hunlock Creek, Pennsylvania is located in Luzerne County. Zip codes in Hunlock Creek, PA include 18621.
Hunlock Creek is designated as a Coldwater Fishery and a Migratory Fishery and part of it is inhabited by wild trout. The annual rate of precipitation in the watershed is 35 to 45 inches (89 to 114 cm).