### Home > GB8I > Chapter 8 Unit 9 > Lesson INT1: 8.1.1 > Problem8-20

8-20.

What are three consecutive integers whose sum is $138$? Write and solve an equation with one variable.

Let $x =$ the first integer. How can you represent the second integer in terms of $x$? How about the third integer?

first integer + second integer + third integer = $138$