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If 12^2+5x-4=12^2x+6

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If\ 12^(2+5x-4)=12^(2x+6)\ then\ 2+5x-4=2x+6\\\\5x-2=2x+6\ \ \ |+2\\\\5x=2x+8\ \ \ \ |-2x\\\\3x=8\ \ \ \ |:3\\\\x=(8)/(3)
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