exam Maths Puzzle Numerical Ability

I need help solving this logarithmic equation

log(x-14)-log5=log(x-12)-logx

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exam Other Question

What are the values of z satisfying the equation?
-2z/z-8=4/z^2-5z-24 Graph each of the following equations, using the intercept method. See Example 7 (p 534) in the text for reference.
28) 2x + 3y = 6