Can somone give an example of a mixed number and an improper fraction

F(x)= 4x g(x) =x-1 what is f(x) divided by g(x)

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120