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## 'X Is 5 Squares' printed from http://nrich.maths.org/

Can you arrange $5$ different digits (from $0$ to $9$) in the
cross so that

- the total of the $4$ outside numbers is equal to the middle
number
- the top $2$ numbers multiplied together are also equal to the
middle number
- the sum of the $3$ numbers forming a diagonal is equal to the
other $3$ numbers forming the other diagonal.