Mathematics, 14.04.2021 09:10, mrym7d

Juan, Pedro y Miguel, amigos de la secundaria han gastado cierta cantidad de dinero en un restaurante. La suma del gasto de Juan con el gasto de Pedro es de $20 más que el gasto de Miguel; la suma delgasto de Juan y de Miguel es de $60 más que el de Pedro; por último, Pedro y Miguel gastaron juntos$100 más que Juan.

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Juan, Pedro y Miguel, amigos de la secundaria han gastado cierta cantidad de dinero en un restaurant...