Question

If X+3,2x+1 and x-7 are in AP then find the value of X

Answer 1

Step-by-step explanation:

2x+1 - x -3 = x-7-2x-1

4x + 2 = 2x - 4

2x = -6

x = -3

Answer 2

Answer:

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

4x+2=2x-4

4x-2x=-4-2

2x=-6

x=-6/2

x=-3