化简:(5x-3y+2xy)-(6x+4x-3xy)
问题描述:
化简:(5x-3y+2xy)-(6x+4x-3xy)
答
(5x-3y+2xy)-(6x+4x-3xy)
=5x-3y+2xy-6x-4x+3xy
=-5x-3y+5xy