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.
[[9, -21, -43], [28, 30], [-11, -5, 3, -19], [-1, -49, -35], [-11, 16], [-19, -50, -31], [-50, -23, -22, -41], [19, 33], [6, -4, -45]]