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.
[[15, -11, -29], [-43, -50, 4, 34, 9], [-14, 35, -34, -47, -7], [17, 1, -38], [8, -33]]