Agardener rakes 3 lawns in 4.5 hour. at this rate how many lawns can he rake in 7.5 hours.

Write the equations in logarithmic form 10^3=1,000

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

Simplify: -2x 3 (-4) x 6 x (-5) x (-3) x 9