How to solve this problem

The local farm is advertising a special on fresh picked peaches. the farm charges $4.25 to pick your own peck of peaches and $3.50 for each additional peck you pick. write an equation for the total cost of peaches in terms of the number of pecks. deine your variables. how much does it cost to pick 3 pecks of peaches?

Regular price 75$ discount 25%sale price?

Using only odd number for numerators write two different subtraction problems that have a difference of 3/4