Answer:
Step-by-step explanation:

Answer:
192+128+112+36=468 not really sure if this is the answer
First divide 3.5 by 2 which equals 1.75. Then do 1.75*3 which equals 5.25. So he drinks 5.25 liters in one hour.
7x-5=5x+23
7x-5x=23+5
2x=28
x=28/2
x=14