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.
[[5, -4], [-22, 26, 14, -39, 31], [-12, -16, -19], [30, -11, -15, 14], [3, -23], [-35, -32, 6, -15], [-28, 36, 38]]