Point A is located at (-4, -5). After it is translated, point A' is located at (-4, 1). What was the translation? 6 units down
6 units up
6 units to the left
6 units to the right

Initially 100 milligrams of a radioactive substance was present. after 6 hours the mass had decreased by 4%. if the rate of decay is proportional to the amount of the substance present at time t, find the amount remaining after 24 hours. (round your answer to one decimal place.)

Which simplifys to a+ b? a-(1-b)+1 -(1-a)-b+1 (a--1) -1)+1

What is the lcm of 16 and 40 ? 24 and 40 ?