Which is the best buy? Green Tea: Box A contains 8 tea bags and costs $1.12. Box B contains 18 tea bags
and costs $1.98.

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.