$$(2x+y+5)(2x+y-9)$$
$\left(2x+y-9\right)\left(2x+y+5\right)$
$$4x^{2}+2xy-18x+2yx+y^{2}-9y+10x+5y-45$$
$$4x^{2}+4xy-18x+y^{2}-9y+10x+5y-45$$
$$4x^{2}+4xy-8x+y^{2}-9y+5y-45$$
$$4x^{2}+4xy-8x+y^{2}-4y-45$$
Show Solution
Hide Solution
$4x^{2}+4xy-8x+y^{2}-4y-45$
