Simplify the following expressions. group like terms together first.

2a - 3ax + 4a + 4ax

8r + 9s - 4r - 7s

x + y + z - 3x - 4y - 2z

9 + 4b + c - 9b - 1

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.

See attachment below and find the equivalent of tan(∠qsr)

Select the conic section that represents the equation. 3x2 + 3y2 -2x + 4 = 0