Question

( x + 2y)( x − y) + 2( x + 2y)( x − y)

Answer 1

Answer:

(x+2y) (x-y) +2(x+2y) (x-y)

(x²-xy+2xy-2y²) + 2(x²-xy+2xy-2y²)

x²+xy-2y²+2x²+2xy-4y²

3x²+3xy-6y²

3(x²+xy-2y²)

x²+xy-2y²

Step-by-step explanation:

x²+xy-2y²

x²+2xy-xy-2y²

x(x+2y)-y(x+2y)

(x+2y) ( x-y)