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Find the product of all $x+y+z$ for all the solutions $(x,y,z)$ such that $(x-1)(y-1)(z-1)$ is a divisor of $xyz-1$. Here, $x,y,z$ are integers and $1<x<y<z$.


Algebra  


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Attempt 13


Solve 4


First Solve mollamdkashem22