The monthly finance charge on a charge account is 1.5% of the unpaid amount up to $500, and 1% of the unpaid amount over $500. What is the
charge on an unpaid amount of $750?
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What is the answer to |-2x-5|-|-4+8| and x=7

Four airplanes carrying a total of 400 passengersarrive at the detroit airport. the airplanes carry, respectively,50, 80, 110, and 160 passengers.a) one of the 400 passengers is selected uniformly at random.let x denote the number of passengers that were on theairplane carrying the randomly selected passenger. find var(x)for x as given in the problemb) one of the 4 airplane drivers is also selected uniformly atrandom. let y denote the number of passengers on the chosen driver’s airplane. find var(y) for y as given in the problem

Solve 2^x=32 and rewrite this equation in a logarithmic form