Question

найдите сумму многочленов 6а-4 и -а-3

Answer 1

6a - 4 + ( - a - 3) = 6a - 4 - a  - 3 = 5a - 7 

Answer 2

$6a - 4 + ( - a) - 3 =5a - 4 - 3 = 5a - 7$