Solve the equation 2x - 18 = -2y + 12 for x if y is 12. Make sure to first solve the equation for x in terms of y.
X=

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Ametal rod is 2/5 meters long. it will be cut into pieces that are each 1/30 meters long. how many pieces will be made from the rod?

20 points! how many rotations does each tire make after traveling 600 feet? round your answers to the nearest whole number. the small tire would make about how many rotations? the large tire would make about how many rotations. small tire radius = 9in. the big tire radius = 30in.