1) how many ways can you vote if there are 4 candidates you get 12 votes but you are not required to use all 12.
x1+x2+x3+x4+x5 = 12
is this correct?
2) how many different dinners can be created if
4 choices of pasta(only can choose 1), 5 choices of sauces(only can choose 1),2 choices of salads(only can choose 1), 4 choices of meats(can choose as many as you want assume they are different ie meat meat isnt allowed), 5 additional toppings(choose up to 3)