Answer:
∅
Explanation:
This doesn't have a solution. Let's simplify to see that's true.
5x + 3x = 2(4x - 5) - 2 simplifies a bit to
8x = 8x - 10 - 2 and
8x = 8x - 12. If we subtract 8x from both sides, we have no x's left, so we cannot solve this.
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