>>11050006(x+2a)/(x-2a) + (x+2b)/(x-2b) = 2
(x-2a+4a)/(x-2a) + (x-2b+4b)/(x-2b) = 2
1 + 4a/(x-2a) + 1 + 4b/(x-2b) = 2
4a/(x-2a) + 4b/(x-2b) = 0
a/(x-2a) + b/(x-2b) = 0
a(x-2b) + b(x-2a) = 0
ax + bx - 4ab = 0
(a+b)x = 4ab
x = 4ab/(a+b)
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