Respuesta :
Answer:
x -7
Step-by-step explanation:
(3x + 5) + (2x - 9) - (4x+3)
3x + 5 + 2x - 9 -4x -3
x -7
(3x + 5) + (2x - 9) - (4x+3)
Pretend that there is a -1 in front of the third bracket
-1(4x+3)
= -4x-3
3x+5+2x-9-4x-3
3x+2x-4x+5-9-3 ( rearranging)
5x-4x-4-3
x-7
Answer: A.) X-7