All of the following expressions are equivalent except . 2 - x x - 2 -2 x x (-2)

Trey caught a five and a half pound fish. how much did it weigh in ounces?

Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.

Jerrold has to buy 12 copies of a textbook which costs $36.25 per copy. how much must he spend for them?