Question

How do you simplify the algebraic expression `-a(2b - 3c) - 3a(b + c)`?

Answer 1

`-5ab`

To simplify distribute `-a` over `2b` and `3c` and `-3a` over `b` and `c`. It would become `-2ab+3ac -3ab -3ac.` `+3ac` and `-3ac` would get cancelled leaving `-2ab -3ab = -5ab`