Given lines l, m, and n are parallel and cut by two transversal lines, find the value of Round your answer to the nearest tenth if necessary.

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.