In this task you will be given a list of lists, of numbers. For every inner list, you should multiply every number in that list and put the results in your answer. The output should be a list of numbers with the same length as the number of the lists in the input list.
[[-6, 8], [-17, 10, 16], [-23, 26], [-6, 13, 0, -20], [-50, -37, -4], [-33, 17, -20], [-40, -8, -40], [-22, 28], [14, -4, -39, -15]]