Question

© If ax,*x+10, 3 x+ 2 are in A.P., then x is equal to​

Answer 1

Step-by-step explanation:

IF a,b,c THREE TERMS ARE IN AP THEN

2b=a+c

SO,

$2(x + 10) = x + 3x + 2 \\ 2x + 20 = 4x + 2 \\ 4x - 2x = 20 - 2 \\ 2x = 18 \\ x = \frac{18}{2} \\ x = 9$