How long is LK if K is between J and L, JK= 2s^2, KL=6s+8 and JL+ 14s+50

Evaluate the expression for the given value of the variable 7a - 4a for a =8

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

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet