### Home > CCAA8 > Chapter 8 Unit 9 > Lesson CCA: 8.1.4 > Problem8-43

8-43.

Find three consecutive numbers whose sum is $138$ by writing and solving an equation.

If $x$ is the first integer and $x+1$ is the second integer, what would be the third integer?

The equation for this problem is the following: $x+(x+1)+(x+2)=138$.