Question

3) 2, 1(- 3a - 2) + 1, 4a​

Answer 1

Ответ:

2,1-6,3a-4,2+1,4a=-6,3a+1,4a+2,1-4,2=-4,9a-2,1.

Пошаговое объяснение:

Из-за того, что одино из слагаемых с "а", то уравнение решить нельзя, поэтому просто ставим точку :/

Answer 2

It seems like you're trying to simplify an expression. However, the expression you've provided appears to be incomplete or unclear. It's not clear what you're trying to do with the numbers and variables. Could you please provide more context or clarify the expression so I can assist you further?