Before leaving to visit mexico, levant traded 270 american dollars and received 3,000 mexican pesos. when he returned from mexico, he had 100 pesos left. how much will he receive when he exchanges these pesos for dollars?

Harold wrote this equation to model the level of water in a pool over time. the variable x represents time in hours. f(x) = 3,500 - 225x which statements about the situation are true? check all that apply. the water level is rising. the water level is falling. the initial level of water in the pool was 3,500 units. the initial level of water in the pool was 225 units. the pool was empty after 14 hours. the water was 2,600 units high after 4 hours.