a-b = b-3 = 6
Now, we know that b-3 =6
b-3 = 6
+3 +3
b=9
So, we only know that b = 9
Now, we apply it to one equation to solve for a.
a-9 = 6=6
a-9=6
+9 +9
a= 9+6
a= 15
Final answer: The value of a is 15.
Now we shall check our work.
15-9 = 9 - 3 = 6
6=6=6
Our answer a= 15 is correct!
