The function y=128−8x models the amount of water, in ounces, left in Tariq’s water jug after pouring x servings of water. Which of the following statements properly interprets a key feature of the model?(1 point)
1. Each serving increases the total water in the jug by 8 ounces.
2. Before any servings are poured, the jug contains 8 ounces of water.
3. Before any servings are poured, the jug contains 128 ounces of water.
4. Each serving consists of 128 ounces of water.
1 answer
1. Each serving increases the total water in the jug by 8 ounces.