Объяснение:
1. ab+a-2b-2
2. +r-12
3. +8k-8
4. -19ab-
5. 29ab-+
6. xy+2x-y-2
7. -11x-6
8. --14x-4
9. -ab+-
10. -32a+5
11. +22a+8
12. -16ab
13. +17ab
14. -46a+4
15. +12bk-
Объяснение:
1. ab+a-2b-2
2.
+r-12
3.
+8k-8
4.
-19ab-
5. 29ab-
+
6. xy+2x-y-2
7.
-11x-6
8. -
-14x-4
9. -ab+
-
10.
-32a+5
11.
+22a+8
12.
-16ab
13.
+17ab
14.
-46a+4
15.
+12bk-