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

Adeli owner keeps track of the to-go orders each day. the results from last saturday are shown in the given two-way frequency table. saturday's to-go deli orders in person by phone online total pick up 38 25 31 94 delivery 35 28 34 97 total 73 53 65 191 what percent of the to-go orders were delivery orders placed by phone? a. 14.66% b. 38.41% c. 28.87% d. 52.83%