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, 47], [13, 19, 31, -8], [-8, 7, 7, -10], [11, -34, -43, -2]]