The mass of Andrew's empty backpack is 0.8 kg. Andrew will put x kilograms of
books inside it. Which equation can be
used to find m, the total mass of both the
backpack and the books in kilograms?

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.