2x2 - 8x – 23 = 0 One solution to the given equation can be written as x = h - - vk, where h and k are constants.
What is the value of h + k?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers