Andy drew a regression line for this paired data set . his line passed through (4,74) and (8,96). a)y=0.17x-13.2 b)y=-2.2x+13.8 c)y=5.5x+52 d)y=3.5x-6921.2

What value of x is in the solution set of –5x – 15 > 10 + 20x?

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.)

What is the radical expression that is equivalent to the expression 27 1 over 5?