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, -26, 35, 2, 42], [38, -8, -31], [49, -4, -44, 14], [39, -42, 45], [32, 27, 20], [-45, 7, 42, 28, -42], [-46, -40]]