x-1，x+2，x-7 are in AP find value of x？

1.	x-1，x+2，x-7 are in AP find value of x？
Answer» X+2 - (X-1) doesnt eql to x-7 -(X+2)its not an AP Sry bhai but apka ques wrong hai . Plz isse right karo

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