How do you factor 10g - 28g + 16?
\(10g-28g+16 = -18g+16 = -2(9g+8)\)
\(\text{Did you maybe mean $10g^2 - 28 g+16$?}\)
\(\text{If so}\\ 10g^2-28g+16 = \\ 2(5g^2-14g+8) = \\ 2(g-2)(5g-4) \)