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, 26, 13, -9], [30, -3, -2], [27, 23, -25, -14, -20], [-50, 12], [-13, 47, -22], [-48, -11, -42], [48, -5], [-19, -48], [-17, 38]]