Identify an equation in point-slope form for the line parallel to y= - 2/3x + 8 that passes through ( 4,-5) . show all work a. y+5= 3/2 (x-4) b. y+5= - 2/3 (x-4) c. y-4= 2/3 (x+5) d. y-5= -2/3 (x+4)

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