Question

the sum of three consecutive number is 39. find the number​

Answer 1

Answer:

let the unknown no. be x

so,

x+1+x+x-1=39

x+x+×-1=39-1

x+x+x=38+1

3x=39

x=39÷3

x=13

Now X=13

x+1=13+1=14

x-1=13-1=12

Hence 12+13+14 are the 3 consecutive number

Answer 2

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