If my bag weighs 2oz and your bag weigh 1oz and i put some marbles my bag now weighs 9.4oz and you put the same number of marbles in your bag now it weighs 11.2oz m represents the number bage. what is the total weight of both bags (a) 11.4m+12.2m (b) 10.4m-13.2m (c) 20.6m +3m (d) 20.6m +3 and how did you get the answer.

d) 20.6m + 3

                        original weight                 w/ marbles
my bag               2oz                                     9.4oz
your bag             1oz                                   11.2oz
total weight         3oz                                    20.6oz
 
3 is the weight of both bags without the marbles. 20.6 is the weight of the marbles. Total weight of the bags is 3 + 20.6m