Question

Помогите срочно!!!!!!
761

Answer 1

1) 3.3a+a-4=4.3a-4
2) 5a-0.7a-8=4.3a-8
3) 5.3b-2b-3=3.3b-3
4) 9.6b+7-0.4b=9.2b+7
5) 2c-9+5.1c=7.1c-9
6) -5c+13-6c=13-11c

Answer 2

Спасибо