Question

write the value of x for which 2 X, X + 10 and 3 X + 2 are in AP​

Answer 1

Answer:

Step-by-step explanation:

(x+10)-2x=3x+2-(x+10)

or,-x+10=3x+2-x-10

-x+x-3x=2-10-10

or, -3x=-18

or, x=6 (ans)

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Answer 2

Answer:

If 2x, x + 10 & 3x + 2 are in AP then,

(3x + 2) - (x + 10) = (x + 10) - 2x

= 3x + 2 - x - 10 = x + 10 - 2x

= 2x - 8 = 10 - x

= 3x = 18, x = 6

Hence, the terms are 2 * 6, 6 + 10, 3 * 6 + 2

= 12, 16, 18

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