Question

Find the value of x for which (8x + 4), (6x – 2) and (2x + 7) are in AP
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Answer 1

Answer:

x=7.5

Step-by-step explanation:

if p,q and r in ap then 2q= p+r

where p= 8x+4, q=6x-2 and r=2x+7

there by,

2(6x-2)= (8x+4)+(2x+7)

12x-4=10x+11

12x-10x=11+4

2x=15

x=(15/2)

x=7.5