Question
A grey bag has 4 times as many marbles as a green bag. Oliver added 10 marbles to the grey bag and 5 marbles to the green bag. If there are 3 times as many marbles in the grey bag as the green bag, what was the total number of marbles in the two bags after Oliver added the marbles?
3 m

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A grey bag has 4 times as many marbles as a green bag. Oliver added 10 marbles to the grey bag and 5 marbles to the green bag. If there are 3 times as many marbles in the grey bag as the green bag, what was the total number of marbles in the two bags after Oliver added the marbles?