Find the value of x for which (8x+4), (6x-4)and (2x+7)are in A.P.
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2x+7-(6x-4)=6x-4-(8x+4)
2x+7-6x+4=6x-4-8x-4
-4x+11=-2x-8
19=2x
19/2=x
2x+7-6x+4=6x-4-8x-4
-4x+11=-2x-8
19=2x
19/2=x
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