Math, asked by ppdnewsline, 9 months ago

sum of three consecutive integers is 51. the middle one is__________. (a)14(b)15(c)16(d)17.

Answers

Answered by Ïmpøstër

10

Step-by-step explanation:

$let \: the \: three \: consecutu \\ ive \: integers \: be... \\ x....(x + 1)....(x + 2) \\ \\ according \: to \: the \: question \: .... \\ \\ x + x + 1 + x + 2 = 51 \\ \\ 3x + 3 = 51 \\ \\ 3x = 48 \\ \\ x = 16.....$

so, the numbers are 16,17,18....

hope it helps.......☺☺☺☺

@suhani678

Answered by AnIntrovert

15

Let the three consecutive numbers are x-1, x, x+1.

according to question,

(x-1) + (x) + (x+1) = 51

or, 3x = 51

or, x= 17

therefore numbers are 16, 17, 18

And middle one is 17.

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