Question

If the numbers x+3, 2x+1, x-7 are in AP, then find the value of x.​

Answer 1

Answer:

x!=?

2x+1-x-3

x-2=0

x=2 OK friend

Answer 2

$a2 - a1 = a3 - a2$

$(2x + 1) - x + 3 = x - 7 - (2x + 1)$

$x + 4 = - x - 8$

$2x = - 12$

$x = - 6$