ST has endpoints at S(2, 9) and T(10, 3). Find the midpoint M of ST. Write the coordinates as decimals or integers. M = (__, )​

What is (28 + 7 + 6 + 3) x 1/2 show your work

Find x to the nearest hundredth place

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days