Stuart has some 2 - ounce, 3 - ounce, and 4 - ounce weights. How many different ways can Stuart combine the weights to make a total of 12 ounces? List the ways

2,3,4

1st way: 6*2oz=12oz

2nd way: 3*2oz+2*3oz=12oz

3rd way: 4*2oz+4oz=12oz

4th way: 2*2oz+2*4oz=12oz

5th way: 4*3oz=12oz

6th way: 2*3oz+2oz+4oz=12oz

7th way: 3*4oz=12oz

Stuart can combine 2oz, 3oz and 4oz weigths 7 different ways to get 12oz.