To solve for x, we need to isolate the variable on one side of the equation. Start by adding 1 to both sides:
5x - 1 + 1 = 19 + 1
5x = 20
Next, divide both sides by 5:
5x/5 = 20/5
x = 4
Therefore, the solution to the equation 5x - 1 = 19 is x = 4.
5x - 1 = 19
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