2a (x+y)+x+y x (a-b)+a-b 4y (k-p)-k+p 2a (x-y)-x+y Помогите прошуу!!!

2a(x+y)+(x+y)=(x+y)(2a+1) x(a-b)+(a-b)=(a-b)(x+1) 4y(k-p)-k+p=4y(k-p)-(k-p)=(k-p)(4y-1) 2a(x-y)-(x-y)=(x-y)(2a-1)