Explore Westonci.ca, the top Q&A platform where your questions are answered by professionals and enthusiasts alike. Connect with a community of experts ready to provide precise solutions to your questions quickly and accurately. Experience the ease of finding precise answers to your questions from a knowledgeable community of experts.

The steps used to solve the equation 4x + 3 = 15 for x are shown below.

4+3=15
Step I:
Step II:4=12=3

Which property makes step I true?