
Home > MC1 > Chapter 5 > Lesson 5.2.2 > Problem 5-56
5-56.
If you are having trouble starting this problem, refer to problem 4-122.
4x + 9 or x + x + x + x + 9
You can also refer to problem 4-122 for this problem, but be aware that there are two different variables which represent two different lengths.