Answer:
The equation is : 
Step-by-step explanation:
Ramiro brought home ten pounds of rice to add to the 24 ounces of rice he had in the pantry.
First we will convert the ounces to pounds to get total rice in pounds.
1 ounce = 0.0625 pounds
So, 24 ounces =
pounds
Total rice in pounds =
pounds.
Let x represent the amount of rice Ramiro uses over the next few days.
Therefore, the expression to describe the amount of rice remaining in Ramiro's pantry is = 
Amount of rice as a function of amount used, x, in pounds:

Constraints can be defined as:
