Question

if AB+BC=24 and AB=10, then 10+BC=24 is an example of the ___________ property?

Symmetric property of equality
Subtraction property of equality
Substitution property of equality
Addition property of equality

Answer 1

im thinking addition but im not 100% sure

Answer 2

i have no idea what the first one is

Answer 3

You are substituting when you replace AB with 10.

So substitution property.