Question
At first, Aubrey had 23 as many marbles as Evan. After Aubrey bought another 18 marbles and Evan lost 4 marbles, Aubrey had 45 as many marbles as Evan. Find the number of marbles Evan had at first.
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At first, Aubrey had 23 as many marbles as Evan. After Aubrey bought another 18 marbles and Evan lost 4 marbles, Aubrey had 45 as many marbles as Evan. Find the number of marbles Evan had at first.