What two movements cause pressure in the lungs to decrease when breathing in?

The two movements that cause pressure in the lungs to decrease when breathing is inhalation and exhalation.

Explanation:

Inhalation is when air or other gases enters the lungs and Exhalation is the flow of the breath out of an organism.

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles