Keesha bought 11 binders and notebooks from the store and spent $45. Binder cost $6 each and notebooks cost $2.50 each. Which two equations can be used to find the number of binders, b, and notebooks, n, she purchased? I will mark the brainiest of brains! :D

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.

At the county fair, the baxter family bought 6 hot dogs and 4 juice drinks for $12.90. the farley family bought 3 hot dogs and 4 juice drinks for $8.55. find the price of a hot dog and the price of a juice drink.