Corpesdoll <- is my twixxtter i will give u help on any math/science problem if u message me, u don't gotta follow or anything. kinda bored so tutoring is my final resort

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.

Awasher and a dryer cost $701 combined. the washer costs $51 more than the dryer. what is the cost of the dryer?

Which expression is equivalent to -12(3x-3/4)