The lungs need to remain elastic so they can<span> effectively move oxygen into the body and carbon dioxide out of the body</span>
Answer:
Are you solving for x or y?
Explanation:
If x, 1. is x=3-3y/2
if y, 1. is y=2-2x/3
if x, 2. is x=-3y/2+3/4
if y, 2 is y=-2x/3+1/2
