Answer:
24 - 6 = 2(12 - 3)
24 - 6 = 24 - 6
Subtract 24 from both sides of the equation
24 - 24 - 6 = 24 - 6 - 24
-6 = -6
Add 6 to both sides of the equation
6 - 6 = -6 + 6
0 = 0
The input is an identity: it is true for all values
-TheUnknownScientist
