rezolvati in multimea numerelor naturale ecuatiile:a)x+17=56 b)x+95=120 c)x+123=250 d)2020+x=2943 e)x-17=73 f)x-127=559 g)x-23=126 h)x-1245=56

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days