If you mean: 9(x-1) = -45 then 9x-9 = -45 and it works out that x = -4
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The solution is 15.
1x9 3x3 9x1
√9x1=3
45 619 =(4x10 000) + (5x1000) + (6x100) + (1x10) + (9x1)40 000 + 5000 + 600 + 10 + 9Forty five thousand, six hundred nineteen
9x1=8+1