Derive a mathematical expression from the sentence.
The total number of visitors to the zoo is three times the number of animals in the safari.
Let V equal the total number of visitors to the zoo and let A equal the number of animals in the safari. The mathematical expression that can be derived from the given sentence is:

V = 3A
Complete the following task based on the instruction and optional input provided.### Instruction:
Derive a mathematical expression from the sentence.

### Input:
The total number of visitors to the zoo is three times the number of animals in the safari.

### Output:
Let V equal the total number of visitors to the zoo and let A equal the number of animals in the safari. The mathematical expression that can be derived from the given sentence is:

V = 3A