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, -10, 28, -29], [26, -47], [49, -47, 26], [24, -39, 15, -45], [48, 46, 3], [26, 21, 30], [-46, 34, -44, -38], [-29, -8, 6, 9], [-28, 37, -26]]