Jika 2x + 7 = 5x – 11 maka nilai x + 3 adalah??

2x + 7 = 5x -11 
Jawabnnya! :v 
2x – 5x = -11 -7 
-3x = -18
x = -18/-3
x = 6 

Jadi x + 3 = 6 + 3 = 9 :3