Please Help me i dont understand this.

2. (5 points) Write a recursive rule for the arithmetic sequence: 3.9, 8.2, 12.5, 16.8, 21.1, ...

Draw the line of reflection that reflects △abc onto triangle δ a'b'c'

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Each weekday davina rides her bike from her house to school. after school, she rides to the library. then davina takes the same route to get home. these locations are shown on the grid below, where 1 unit on the grid represents 1 kilometer. how many kilometers does she ride each day? 10 16 20 32