if 2x, x+5 and x+11 are in A.P.Find the value of x
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Answer:
x+5 - 2x = x + 10 -( x + 5)
x+5 + x+5 = x+10 +2x
2x + 10 =3x + 10
10-10 = 3x-2x
0=x
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