exam Maths Puzzle Numerical Ability

Help!!Is my solution correct?
If not, please let me know where I went wrong?
x^2-5x-14 divided by 4-x^2

My solution is 1-1 (x^2 - 4)

thanks a bunch!!!

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exam Other Question

Hello, I couldd really use some help on this one. Thanks! Lydia takes ten minutes more to complete an illustration than Tom. The total time taken by both of them is six hours. How much time did each require? This questions is a logarithm it is
2/3 (lnx^2-9)-ln(x-3))+ln(x+y)

The answer that I came up with is x=3?