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.
[[14, 38, 42, -32, 29], [-29, 3, -37], [-44, 48, 2, 50], [-22, 5, 48, -49], [15, -16, -26, -31]]