Mathematics, 30.08.2019 09:10 belladaviau1338

It costs 30 pesos to enter a currency exchange building. once there, you can exchange 20 pesos for 1 dollar. how many pesos are required to get z dollars? (write your answer as an expression)

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It costs 30 pesos to enter a currency exchange building. once there, you can exchange 20 pesos for 1...