Respuesta :

egg74
B, -3x+15=23 is the answer
salatulmaghrib
The answer is B.
How?
Take the original equation and multiply the parenthesis by 3:
3x+15-6x=23
Now, unite the two x terms like this
3x-6x+15=23
Now, combine them by doing 3-6 (which is -3), and making that the coefficient on x:
-3x+15=23