0.6(p-1)+p+2 y-(y+6)+(y-4) -6(k-b)-2(k-3b) 4x-(1-2x)+(2x-7) 2(7.3-1.6x)+3.2x-5.6

0.6(p-1)+p+2=0,6p-0,6+p+2=1,6p+0,4
y-(y+6)+(y-4)=y-y-6+y-4=-10+y
-6(k-b)-2(k-3b)=-6k+6b-2k+6b=-8k+12b
4x-(1-2x)+(2x-7)=4x-1+2x+2x-7=8x-8
2(7,3-1,6x)+3,2x-5,6=14,6-3,2x+3,2x-5,6=9