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.
[[-7, -39, -5], [-10, 30, 12, -38, -22], [11, -13, -35, -22, -46], [-10, 23], [15, -15, 26, -6], [-45, -38, 6, -49, 37], [-15, 44, 16, -19]]