Respuesta :

Its going to be B, a+14
Collect like terms
13a^2-12a^2-a^2-17a+12a+6a+14
Solve
a^2 is cancelled out (13-12-1=0)
12a+6a=18a-17a=1a
Bring the 14
The answer is a+14
j agree with the answer above