Question

But 3x+5 > 2x + 11 in a real life situation

Answer 1

Sultan, please provide more info regarding whatever it is that you want to know. What are the instructions that came with this problem? If you want helpful answers, be careful not to leave interpretation of the problem up to the reader; state what you want to know/learn/do.

Answer 2

Note that it's relatively easy to solve this inequality for x, but is that what YOU wanted to do? Subtracting 2x from both sides, 3x-2x+5>2x-2x+11, or x+5>11, or x>6. Fine. But how do you explain what sense this makes in a "real life situation?"