exam Maths Puzzle Numerical Ability

x^2-6x-16/x-2=x+8

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exam Other Question

Use logs (any base) to find the unknown:

2 to the power of 2x^2-3x = 2 to the power of x^2 - 2x + 12 (there are two answers, please find both using steps)
-2x+2-2x less than 4-6x+2