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.
[[-29, -18, 45], [-17, -21, -7, 2], [-19, 44, -21, 2], [-35, 20, 40, 18], [40, 28, 30, -44, 6]]