$$\left. \begin{array} { l } { 5 x ( 2 a + b + 8 c ) - 6 y ( 2 a + b + 8 c ) } \\ { 2 ^ { 2 } h c + a h ^ { 2 } c + a b c ^ { 2 } } \end{array} \right.$$
$-c\left(5x-6y\right)\left(b+2a+8c\right)\left(abc+ah^{2}+4h\right)$
$\left(5x-6y\right)\left(b+2a+8c\right),\ c\left(abc+ah^{2}+4h\right)$
