If 10x + w = 41 and w = 1, then 10x + 1 = 41?
1) Addition property of equality
2) Subtraction property of equality
3) Multiplication property of equality
4) Division property of equality
5) Distributive property of equality
6) Substitution property of equality
7) Reflexive property of equality
8) Symmetric property of equality
9) Transitive property
