SOLUTION: solve for a: 4/a+2 - 6/a-2 = 6/a^2 - 4

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Question 384122: solve for a:
4/a+2 - 6/a-2 = 6/a^2 - 4
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi,         

 4%2F%28a%2B2%29+-+6%2F%28a-2%29+=+6%2F%28a%5E2+-+4%29 

Multiplying each term by (a^2-4) Or as factored(a-2)(a+2)

  4(a-2) - 6(a+2) = 6

  4a -8 - 6a - 12 = 6

      -26 = 2a 

        -13 = a



CHECKING our Answer

  -4/11 + 6/15 = 66/165 - 60/165 = 6/165