Question

Simplificar (3x+2y)(x-y)=(x+y)(2x+3y)

Answer 1

1......(3x+2y)(x-y)=(x+y)(2x+3y)

• 3x²-3xy+2yx-2y²= 2x²+2xy+3yx+3y²
• 3x²-xy-2y²=2x²+5xy+3y²
• 3x²-2x²=3y²+2y²+5xy+xy
• x²=y²+6xy
• x²-y²-6xy=0