Question
Jane had five times as many marbles as Gabby. After Gabby bought another 81 marbles, Gabby had 2 times as many marbles as Jane. How many marbles did Jane have?
4 m

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Jane had five times as many marbles as Gabby. After Gabby bought another 81 marbles, Gabby had 2 times as many marbles as Jane. How many marbles did Jane have?