Question

2+2x,x+9,3x+1 are in AP. Find x

Answer 1

Answer:

x=5

Step-by-step explanation:

In A.P. difference of two terms are equal

x+9-(2x+2)=3x+1-(x+9)

x+9-2x-2=3x+1-x-9

-x+7=2x-8

2x+x=7+8

3x=15

x=5