Factor out the coefficient of the variable: 1/2a - 1/2

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

Asegment in the complex plane has a midpoint at 7 – 2i. if the segment has an endpoint at 11 – 3i, what is the other endpoint?

Apackage of five erasers cost 0. $.39 at this rate how many how much would 60 erasers cost in dollars and cents