During normal breathing, about 12% of the air in the lungs is replaced after one breath. a. Write an exponential decay model for the amount of the original air left in the lungs if the initial amount of air in the lungs is 500 mL.

Because of your favorite lemonade it is $3.84 for 3 gallons. write this as an unit rate

20 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.