exam Maths Puzzle Numerical Ability

I need to solve this to its simplified form, can you help please?

x + 1 _ x - 4 = 1 - x
4 3 2

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exam Other Question

Rational Expression:

x^2 - 4/4 divided by 4x - 8/x
The line is parallel to -3x + 2y = 9 and contains the point (-2, 1)
find the equation of each line write answer in slop intercept form.


can any one please help me out with this. thanks a bunch