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19-09-2019
Mathematics

contestada

The sum of 3 consecutive
numbers is 27. Find the sum of the smallest and largest number.

Respuesta :

19-09-2019

Answer = 18

Step by step explanation
Let the first number be x
x+x+1+x+2=27
3x+3=27
3x=27-3
3x=24
x=24/3
x=8

Smallest number+Largest number
=x+x+2
8+8+2
18

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