Question
Abi had 5 times as many marbles as Xandra at first. After Abi gave 30 marbles to Xandra, they each had the same number of marbles in the end. How many marbles did Abi have at first?
3 m

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Abi had 5 times as many marbles as Xandra at first. After Abi gave 30 marbles to Xandra, they each had the same number of marbles in the end. How many marbles did Abi have at first?