### Home > PC3 > Chapter 1 > Lesson 1.1.5 > Problem 1-51

1-51.

Though it looks like the following equations are true, each of them is actually *false*. Confirm this by substituting simple numbers for the variables and doing the arithmetic. Note: Do not use **REMEMBER: EACH OF THESE STATEMENTS IS FALSE.**

Try substituting numbers such as

sure not to make the same mistakes yourself! |