Question

раскройте скобки, пж

Answer 1

1)-2a+2ab-2. 2)12-8x+20z 3)-6a+12b-9
6a-9b-12. 6-18c+6d. - 4x+2y-9
-5x+2y+10. 7a-7b+14. 5a-10b-15

Answer 2

1) -2a + 4b - 2;

6a - 9b - 12;

-5x + 2y + 10;

2) 12 - 8x + 20z;

6 - 18c + 6d;

-7a - 7b + 14;

3) -6a + 12b - 9;

-4x + 2y - 9;

5a - 10b - 15