Determine whether the following equation represents a direct variation. If it does, find the constant of variation 4x + 6y = 3

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

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.)

Select the number of ways in which a line and a circle can intersect