[ Answer ]
5x - 5
[ Explanation ]
Remove Parenthesis:
7x + 4 - (2x + 9)
- (2x + 9) : -2x - 9
= 7x + 4 -2x - 9
Simplify:
7x + 4 - 2x - 9 : 5x - 5
= 5x - 5
<> Eclipsed <>
