Find all congruent solutions of `8x -= 6` (mod 14).

Explanation

To solve the congruence equation \(8x \equiv 6 \mod{14}\), we can follow these steps:

### Step 1: Simplify the congruence
We start with the equation:
\[ 8x \equiv 6 \mod{14} \]
We can simplify this by dividing all terms by the greatest common divisor (GCD) of the coefficients involved. The GCD of 8 and 14 is 2. Thus, we divide the entire equation by 2:
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