Question 1098996
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5x - 12 = (-2) - (-10) = -2 + 10 = 8  ====>  5x = 8 + 12 = 20  ====>  x = {{{20/5}}} = 4.


<U>Answer</U>.  x = 4.
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<U>Notice</U>.  "The distance", or "The distance between" is always positive number, by its meaning.