3) Pedro y Matilde fueron a un centro comercial en busca de zapatillas para cada una de sus hijas. Si el precio unitario es de 123 soles, y Pedro al abrir su billetera observa que solo tiene un billete de 100 dólares y un billete de 20 soles. ¿Cuánto dinero en soles le quedará, si se sabe que el cambio esta 3. 6?

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.