Question

The sum of three consecutive odd numbers is 21 . find the number ​

Answer 1

Answer:

let the three consecutive no.s be...

a,a+1,a+2

a+a+1+a+2=21

3a+3=21

3a=18

a=6

Step-by-step explanation:

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Answer 2

Answer:

Let the odd numbers be x-2 , x , x+2

Sum = 21

x-2+ x + x+2 = 21

3x = 21

x = 21/3

x = 7

Therefore the numbers are 7 - 2 , 7 , 7 + 2

The numbers are 5 , 7 , 9

Step-by-step explanation:

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