First, rewrite 5/9 and 11/21 so they have a common denominator. Then, use to order 5/9 and 11/21.

Find the solution of this system of equation -7x+y=-20 9x-3y=36

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.

Tell whether the two rates form a proportion