### Home > GB8I > Chapter 6 Unit 7 > Lesson INT1: 6.2.3 > Problem 6-75

6-75.

Rianna thinks that if and if

*, then*

*. Is she correct?*

If you add the same amount to both sides of the equals sign, then the equation remains true.

Adding to one side is the same as adding

*to the other because*

*and*

*are equal.*

Therefore, the equation