x+3y
(2x-y)* (3x+2y)
3[x-2(y-5x)] - {-4{ 3 [x-2y-5/3 (x+y)]} - (3x+2y)}
3[x-2(y-5x)] +[3/2 x+7/4 y+3]
(110x+461y)/3
6x^2+xy-2y^2
-4{ 3 [x-2y-5/3 (x+y)]} - (3x+2y)
(3x+2y)+(2x-y)+3[x-2(y-5x)] +[3/2 x+7/4 y+3]
(77x+467y)/3
{(138x-17y)/4}+3
(3x+2y)-(2x-y)
{(158x-13y)/4}+3
