Which ordered pair represents the y-intercept of the graph of the equation y = –4x – 7? a. (–7, 0) b. (–4, 0) c. (0, –4) d. (0, –7)

Suppose you are choosing a 6-digit personal access code. this code is made up of 4 digits chosen from 1 to 9, followed by 2 letters chosen from a to z. any of these digits or letters can be repeated. find the total number of personal access codes that can be formed. 492,804 341,172 39,917,124 4,435,236