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.
[[-2, -26, -17], [-20, 31], [26, -5, -39, 45, 44], [-14, -35, 41, -31, 34]]