Empty output solving equation of 4 variables using FindInstance?

Questions
,
1

I can not solve the equation: 111a-111b+11c-d=8765 using FindInstance:

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Thanks.

findSolution.nb (2.59 KB)

2

Try:

FindInstance[1111*a - 111*b + 11*c - d == 8765 && 0 < a < 12 && 0 < b < 12 && 
0 < c < 12 && 0 < d < 12, {a, b, c, d}, Integers]