Tìm x biết 2x mũ 2 + 3x - 8 - (x+5) (2x-6) giúp mình với aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

Tìm x biết 2x mũ 2 + 3x - 8 - (x+5) (2x-6) giúp mình với aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
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