Question

sum pf two expressions is xy +2x- 4y.of one of thbis -3xy-x +2y,find the other.​

Answer 1

Answer:

$4xy+3x-6y$

Step-by-step explanation:

$(xy+2x-4y)-(-3xy-x+2y)\\=> xy+2x-4y+3xy+x-2y \\=> (xy+3xy)+ (2x+x)+(-4y-2y)\\=> 4xy+3x+(-6y)\\=> 4xy+3x-6y$