Question 999791
Let Y=unknown term
.
{{{16X^2(X+4)=(8(X+4)*Y)}}} 
{{{16X^2(X+4)=8Y(X+4). Divide by (X+4)
{{{16X^2=8Y}}} . Divide by 8.
{{{2X^2=Y}}}
ANSWER: The unknown term is {{{2X^2}}}.