SOLUTION: Can you explain this to me? 1/(x^2+x-2)- 2/(x+2)

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Question 702926: Can you explain this to me?

1/(x^2+x-2)- 2/(x+2)
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
1/(x^2+x-2)- 2/(x+2) FIND THE COMMON DENOMINATOR.
[(X+2)-2(X^2+X-2)]/(X^2+X-2)(X+2)
[X+2-2X^2-2X+4]/(X^2+X-2)(X+2)
[(-2X^2-X+6]/(X^2+X-2)(X+2)
[(-2X+3)(X+2)]/(X^2+X-2)(X+2) CANCEL OUT THE (X+2) TERMS.
(-2X+3)/(X^2+X-2) ANS.