Сократите как можно больше примеры: 1) -23(5a-2d+1)-7 2)-7(x-5y+3z-9)-9(z-2x+9y+8)-100x+100y-200 3)2(a-7b)+5(11b-12a)-8(7a-5b) 4)15y+17a-19b-19(a+b-x-y)+12(2x+3y+7b) 5)2(3x+7t-11)-2(7x-3t+12) 6)24x-56+37y-(x-y-9)-2(x+y-7) , 30 .

1) -23(5a-2d+1)-7 = -115а+46d-23-7=-115а+46d-30
2) -7(x-5y+3z-9)-9(z-2x+9y+8)-100x+100y-200 = -7х+35у-21z+63-9z+18х-81у-72-100х+100у-200=-89х+54у-30z-209
3) 2(a-7b)+5(11b-12a)-8(7a-5b)=2a-17b+55b-60a-56a+40b=-114a+78b
4) 15y+17a-19b-19(a+b-x-y)+12(2x+3y+7b)=15y+17a-19b-19a-19b+19x+19y+24x+36y+84b=70y-2a+46b+43x
5) 2(3x+7t-11)-2(7x-3t+12)=6x+14t-22-14x+6t-24=-8x+20t-46
6) 24x-56+37y-(x-y-9)-2(x+y-7)=24x-56+37y-x+y+9-2x-2y+14=21x+36y-33

1) -115а+46d-23-7=-115a+46d-30
2) -7x+35y-21z+63-9z+18x-81y-72-100x+100y-200=-89x+54y-30z-209
3) 2a-14b+55b-60a-56a+40b=-114a+81b
4) 15y+17a-19b-19a-19b+19x+19y+24x+36y+84b=70y-2a+46b+43x
5) 6x+14t-22-14x+6t-24=-8x+20t-46
6) 24x-56+37y-x+y+9-2x-2y+14=21x-33+36y