VivianW535193 VivianW535193

29-10-2022
Mathematics

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The sum if 3 consecutive odd numbers is 39. What is the smallest number

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KaterinaB127088 KaterinaB127088

29-10-2022

odd number are numbers which when divided by 2 have a remainder

Let

the first number = a

the second number = a + 2

the third number = a + 2 + 2 = a + 4

a + a + 2 + a + 4 = 39

3a + 6 = 39

3a = 39 - 6

3a = 33

a = 33/3

a = 11

The smallest number is 11.

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