joe paid 5$ per shirt plus a set up fee of 75$. he sells she shirts for 7.50$ each. how many shirts does he have to sell before he breaks even

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Find the distance of the blue line between the two labeled points. round to the nearest hundredth. a) 7.07 b) 7.21 c) 10 d) 5.12

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