Question

if 3 x, x+ 10, 3x + 2 are in AP then value of x is?​

Answer 1

x + 10 -3x = 3x + 2 - x - 10

10-2x = 2x - 8

18 = 4x

18/4 = x

Answer 2

Solution

as these are in ap series so..

X+10-3x=(3x+2)-(X+10)

=>10+8=2x+2x

=>X=18/4

=>X=4.5