Question
Mark had 58 the number of marbles that Warren had at first. After Warren gave Mark 35 of his marbles, Mark had 45 the number of marbles that Warren had. How many marbles did Mark have at first?
2 m

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Mark had 58 the number of marbles that Warren had at first. After Warren gave Mark 35 of his marbles, Mark had 45 the number of marbles that Warren had. How many marbles did Mark have at first?