the sum of three consecutive numbers is138.what is smallest of. the three numbers?

Mathematics · Middle School · Mon Jan 18 2021

Answered on

Let the first number be x

Then, second number is x + 1

And, third number is x + 2

According to question,

x + x + 1 + x + 2 = 138

3x + 3 = 138

3x = 138 - 3

3x = 135

x = 135/3

x = 45

 

Hence, first number is 45.