SOLUTION: COMPLETE 4X/X-1=?/(X+1)(X-1)

Question 229239: COMPLETE
4X/X-1=?/(X+1)(X-1)
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
COMPLETE
4X/X-1=?/(X+1)(X-1)
:
Use z instead of ?
=
:
Multiply both sides by (x+1)(x-1), results
:
4x(x+1) = z
:
Replace z:
=
:
Note if cancel (x+1), you have
= ; obviously true
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