Question
At a shop, Vanessa paid $31 for 9 items: 4 marbles and 5 erasers. 1 marble cost $1 more than 1 eraser. How much did 1 marble cost?
3 m

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At a shop, Vanessa paid $31 for 9 items: 4 marbles and 5 erasers. 1 marble cost $1 more than 1 eraser. How much did 1 marble cost?