Question

7 - 10[a + (3a - 2)] + 13a​

Answer 1

Answer:

III.3-8 V.l-l,2b; 2-l,2,U,5;7,a;9,10,ll,12; V.3-2; 9,ac;10,ll,21a,28; 5-5;6,b;9c,20a VI

Answer 2

Answer:

7-10a-30a+20+13a

=-27a+27

=27(1-a)