Answer
$x=4$
Work Step by Step
$12/(x+2) = 4/(x-2)$
$12*(x-2)=4*(x+2)$
$12x-24 = 4x+8$
$8x-24=8$
$8x=32$
$8x/8 =32/8$
$x=4$
$12/(x+2) = 4/(x-2)$
$12/(4+2) = 4/(4-2)$
$12/6 = 4/2$
$2=2$ (true)
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