Determine the general term for the arithmetic sequence whose 5th term is 10 and whose 14th term is -26

Combine the information in the problem and the chart using the average balance method to solve the problem.

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n