What is the value of the power a if 5^a = 1/125

(x-5)1/2+5=2 what is a possible solution?

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

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.