Solve the following expression when
a = 2 and d = 5
d2 + 3a + 6 + a

Which of the following would represent the sum of 3 consecutive integers if x is the first integer?

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 equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2