exam Maths Puzzle Numerical Ability

I need help on this. This is Math 209 the second half.

The problem to be solved is perform the indicated operation

3/x+1+2/x-1

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exam Other Question

What is a transformation that flips a graph or figure across a line? I have to graph these equations.I have to linear and non linear equation.

1.y=5x^-2

2.3x-1=5x-y

3.y=|x|+3

4.x+2=2x-1