Could you help me with this problem for Assembly language. I just starting this couse and having a lot of trouble. Thank you

QUESTION:

Write a code that double the contents of memory cell 19 and triples the content of memory cell 20, respectively. that is, if the memory cell 19 and 20 initally contain nu,bers 5 and 6, respectively, after you code they should containt 10 and 18. Also write a code that multiplies the contents of memory cells 19 and 20. the results should be in memory location 30.