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.
[[20, 15], [-50, 27, 22, 43], [47, -24, -31, 35], [16, 38], [-4, -26]]