217.
Б) 3(10x+2)-6(5x-11)=30x+6-30x+66=72
В) (5x-7)+10(x-2)+3(12-5x)=5x-7+10x-20+36-15x=9
Г)7(3x-4)-4(4x-3)-5(x-1)=21x-28-16x+12-5x+5=-11
218
A)3(3x-y+2)-6(2x-y-3+5)+3(x-y+5)=9x-3y+6-12x+6y+18-30+3x-3y+15=9
b) 25(2x-4y-1)-6(5x-11y+7)-2(10x-17y+3)=
50x-100y-25-30x+66y-42-20x+34y-6=-73