Answer: $2160 in sales.
Step-by-step explanation:
You can represent this in an equation:
[tex]432 = 324 + 0.05s[/tex], where S represents Nicole's sales.
Solve for the equation:
[tex]432 = 324 + 0.05s\\108 = 0.05s\\s = 2160[/tex]
Nicole sold $2160 worth of sporting goods the week she earned $432.