2. 12 + 4 x -6y – 12 + 12x =
3. (2a – b – 6) + (3a – 5b + 6) =
4. (2a – b – 6) – (3a – 5b +6) =
5. 3a (4a – b) =
6. a³ (2a + b – 3) =
7. (4a – 3) (5b + 1) =
8. (4a – 3) (5b – 1) =
1. 2a + b – 2b + 7 – 11b + a=
1. 2a+b-2b+7+11b+a= 2a+a-2b+b+11b+7= 3a+10b+7
2. 12a+4x-6y-12+12x= 12a+4x+12x-6y-12= 12a+16x-6y-12
3. (2a-b-6)+(3a-5b+6)= 2a-b-6+3a-5b+6= 2a+3a-b-5b-6+6= 5a-6b