Just distribute the 3. 3(x + 4y) = 3x + 12y
3x + 12y is the answer.
To answer this question, we can set up a proportion:

Then we cross multiply and solve for x:


So you can drink 7.5 oz of the Dr. Pepper in one day.
Answer:
y = -16
Step-by-step explanation:
x - 3 = -19
-19 + 3 = -16