Question

if x,x-2,and 3x are in AP. find x​

Answer 1

Answer:

-2

Step-by-step explanation:

first term=a=x

second term=A2=x-2

third term=A3=3x

a2-a1=a3-a2

x-2-x=3x-(x,-2)

-2=3x-x+2

-4=2x

x=-2

Hope this helps you....

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