Answer:
The ancer is 5 songs because its a 7 doller fee per song all to gather.
[tex]\text{Hello there!}\\\\\text{We know that each song cost \$2}\\\\\text{We also know that there's a \$5 fee}\\\\\text{This would be represented as 2s+5}\\\\\text{However, she can't spend no more than \$40}\\\\\text{This would be represented with the} \leq \text{sign}\\\\\text{When you combine everything, you should get}\\\\2s+5\leq 40[/tex]