2(4x + 3) = 2(18 - x)

What are correct trigonometric ratios that could be used to determine the length of ln

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.

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!