an earthquake with a rating of 3.4 can cause destruction in areas of up to 100 kilometers that are populated. what is the value of x when the richter scale rating is 3.4?

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.