For this case, the first thing we are going to do is define variables:
d: deluxe crackers
c: classic crackers
x: ounces of sugar
y: ounces of flour
z: ounces of salt
The obtetive function is to maximize the production:

It is subject to the following restrictions:
ounces of sugar:

ounces of flour:

ounces of salt:
Answer:
the objective function is:
maximize production:
