On a test eddie solved the equation 5/x-2 - 20/x^2 -4=1 and found that x=2 and x=3 his steps where correct so why was his answer marked wrong? a)he is correct the teacher was wrong b)x=2is correct soulution , but x=3 is an exstraneous soulution c)x=3is correct soulution , but x=2 is an exstraneous soulution d)both x=2 and x=3 are exstraneous soulutions