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.
[[-42, -29, -44, 42], [-20, -21, 18], [35, -10, -9, -38, 34], [-19, 22, -24, -36], [-18, -22, 26, 0, -49], [-18, 30, 42, -1], [-40, -29, -34, -34]]