CAN YOU PLEASE HELP ME?? ITS CONFUSING .

How do i do this using elimination 2x+3y=12 x-y=6

Aparking lot is to be 400 feet wide and 370 feet deep. how many standard-sized cars fit in this lot considering a double-loaded (w4) two way traffic set up, an angle of 90° and a sw of 9’ 0’’? (do not consider handicapped parking spaces, and consider 15’ for turning aisles). show your work.

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list