PL HELP ME

A giraffe runs at a rate of 32 miles per hour. Which equation models the situation?

h = time spent running, in hours

d = distance run in miles

32h = d

32d = h

h = 32 + d

h = 32 – d

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