2x-3y-11x+8y 14x-(x-1)+(2x+6) 2x*(3y) 2,5x*(-4x)*(-0,5)

Question

2x-3y-11x+8y

14x-(x-1)+(2x+6)

2x*(3y)

2,5x*(-4x)*(-0,5)

Answer 1

2x-3y-11x+8y=-9х+5у
14x-(x-1)+(2x+6)=14х-х+1+2х+6=15х+7

2x*(3y)=6ху

2,5x*(-4x)*(-0,5)=10х²

Comments

спасибо)