We certainly wish him all the best, and caution him to be careful.
G(x)-f(x)=10x+2- (-8x+5)
=10x+2+8x-5
=18x-3
Im pretty sure the answer is D, because if i used the right formula,

you should get this in the formula


a 2 subtracting a negative 6 makes it a positive, meaning your just adding 6 plus2, to get 8