Select an expression that shows the sum of exactly two terms that is equivalent to 3(x + 7).

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 statement justifies why angle ebc measures 90?

Alogical argument that is presented in graphical form using boxes and arrows is called?