book Maths Puzzle Numerical Ability

U is the midpoint of line segment XY. If XY = 16x – 6 and UY = 4x + 9, find the value of x and the measure of XY.

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book Other Question

Determine whether the lines are parallel, perpendicular, or neither.


3x - 8y =17
64x + 12y = 14
I need to simplify the following...

In(In e) + In(e^2)

Can anyone help me??
Thanks in Advance