Help. A hairdresser is considering ordering a certain shampoo from two different companies. Goldie's Locks charges S4 per bottle plus a $10 shipping and handling fee. Three Bears' Hair charges S3 per bottle plus a $25 shipping and handling fee. How many bottles must the hairdresser buy for both companies to cost the same? How many bottles must she buy to justify using Three Bears' Hair? a) write an expression for the cost of both companies

b) create an equation

c) solve the equation