Question

6.2a+1.8b-(4.4a-5.4b)
2(4x-y)+4 (3x+2y)-6 (4x-2y)

Answer 1

6,2a+1,8b-(4,4a-5,4)=6,2a+1,8b-4,4a+5,4b=1,8a+6,2b
2(4x-y)+4(3x+2y)-6(4x-2y)=8x-2y+12x+2y-24x+
12y=18y-4x