x times of 3 is added to the smallest natural number.
3x + 1
Step 1: “x times of 3” means multiply 3 by x.
\(3 \times x\)
\(= 3x\)
Step 2: The smallest natural number is \(1\).
Step 3: “Added to” means we add them.
\(3x + 1\)
Final answer: \(3x + 1\).