Step 1 :Let's denote the number as x. According to the problem, we have the following equation: \(3*(x+5) = x + 29\).
Step 2 :We can solve this equation to find the value of x.
Step 3 :The solution to the equation is 7, which means the number we are looking for is 7.
Step 4 :Final Answer: The number is \(\boxed{7}\).