Math, asked by shilpab246, 1 month ago

7. If 2x+1, 4x, 13-x are in A.P., then x is equal to
(A) 2 (B) 3
(C) 4
(D) 5

Answers

Answered by 29bishop

1

Answer:

Step-by-step explanation:

4x - (2x + 1) = (13 - x) - 4x

=> 4x - 2x - 1 = 13 - x - 4x

=> 2x - 1 = 13 - 5x

=> 7x = 14

=> x = 2

5 , 8 , 11 are terms

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