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.
[[-46, -20, 26], [-50, -48, 31], [-35, -8, 31], [30, -1, 7, -13, -35]]