10 - a + b = 2
We know that a = 3 and b = 14, so lets substitute this in.
10 - 3 + 14 = 2
7 + 14 = 2
21 = 2
This is incorrect.
This means that a [tex]\neq[/tex] 3 and b [tex]\neq[/tex] 14
I hope this helps! :)