North Reservoir Multi-Cache

At the posted coordinates is a sign. On the sign is a series of numbers. Reading the numbers left to right, call them A B C D E F G. 

The geocache final is located at: N 46 38.STU  W 111 52.XYZ.  

S = A + B

T = C + D + E x G

U = F - B x E

X = D - G

Y = A x C - B x G

Z = A - B

Cache is a large pill bottle. Log it when you find it!