The decay of 923 mg of an isotope described by the function a(t)= 923e-0.027t, where t is time in years. find the amount left after 76 years. round your answer to the nearest mg. show all of your work for full credit. (5 points)

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Jenny earned a 77 on her most recent test jenny score is no less then 5 points greater then 4/5 of terrance’s score if t represents terrance score which inequality represents the situation